Shrinkage estimators dominating some naïve estimators of the selected entropy. IEEE Transactions on Information Theory, 2024, 70(1), 532-549 (jointly with Mashiuddin).

Componentwise equivariant estimation of order restricted location and scale parameters in bivariate models: A unified study. Brazilian Journal of Probability and Statistics, 2023, 37(1), 101-123 (jointly with Naresh Garg).
 

Equivariant estimation of the selected location parameter. Statistical Papers, 2024, 65(3), 1733-1771 (jointly with Masihuddin).

A unified study for estimation of order restricted parameters of a general bivariate model under the generalized Pitman nearness criterion. Statistical Papers, 2024, 65(4), 1947-1983. (jointly with Naresh Garg).

U-Statistic based on overlapping sample spacings. Journal of Statistical Planning and Inference, 2023, 224, 98-108 (jointly with Rahul Singh).

Estimation of order restricted location/scale parameters of a general bivariate distribution under general loss function: Some unified results. Japanese Journal of Statistics and Data Science, 2022, 5(2), 553-576 (jointly with Naresh Garg).

Some multivariate goodness of fit tests based on data depth. Journal of Nonparametric Statistics, 2022, 34(2), 428-447 (with Rahul Singh and S Dutta).

Equivariant estimation following selection from two normal populations having common unknown variance. Statistics, 2021, 55(6), 1407-1438 (jointly with Masihuddin).

Some preservation properties of shifted stochastic orders. Brazilian Journal of Probability and Statistics, 2021, 35(4), 838-850 (jointly with S Naqvi and P S Chan).

Applications of TP2 functions in theory of stochastic orders: A review of some useful results. Journal of the Iranian Statistical Society, 2021, 20(1), 269-287 (jointly with S Naqvi and P S Chan).

On relative ageing of coherent systems with dependent identically distributed components. Advances in Applied Probability, 2020, 52(1), 348-376 (jointly with N K Hazra).

Relative ageing in frailty and resilience models. Metrika, 2020, 82(2), 171-196 (jointly with Jisha Francis).

Residual stochastic precedence order. Probability in Engineering and Informational Sciences, 2020, 35, 496-512 (jointly with Amit Kumar Mishra and Vaishali Gupta).

On relative aging comparisons of coherent systems with identically distributed components. Probability in Engineering and Informational Sciences, 2020, 35, 481-495 (jointly with N K Hazra).

Stochastic comparison of residual lifetime mixture models. Operations Research Letters, 2018, 46(1), 122-127 (jointly with S Naqvi).

Some unified results on stochastic properties of residual lifetimes at random times. Brazilian Journal of Probability and Statistics, 2018, 32(2), 422-436 (jointly with S Naqvi).

Stochastic properties of inactivity lifetimes at random times: Some unified results. American Journal of Mathematical and Management Sciences, 2017, 36(2), 85-97 (jointly with S Naqvi).

Some sufficient conditions for relative ageing of life distributions. Probability in Engineering and Sciences, 2017, 31(1), 83-99 (jointly with J Francis and S Naqvi).

Classification rules for two parameter exponential populations under order restrictions on parameters. Journal of Statistical Computation and Simulation, 2016, 86(8), 1559-1581 (jointly with N Jana and S Kumar).

Estimation after selection from exponential populations with unequal scale parameters. Statistical Papers, 2016, 57(3), 605-621 (jointly with M. Arshad).

Estimation after selection from uniform populations with unequal sample sizes. American Journal of Mathematical and Management Sciences, 34(4), 367-391 (jointly with M Arshad).

Relative ageing of (n-k+1)-out-of-n systems. Statistics and Probability Letters, 2015, 106, 272-280 (jointly with Jisha Francis).

Selecting the exponential population having the larger guarantee time with unequal sample sizes. Communications in Statistics - Theory & Methods, 2015, 44(19), 4144-4171 ( jointly with M. Arshad).

Stochastic comparisons of residual lifetimes and inactivity times of coherent systems with dependent identically distributed components. European Journal of Operations Research, 2015, 240(2), 425-430 (jointly with N Gupta and S Kumar).

Estimation after selection from gamma populations with unequal known shape parameters. Journal of Statistical Theory and Practice, 2015, 9(2), 395-418 (jointly with M Arshad and P Vellaisamy).

Monotonicity of certain integrals involving gamma distributions and their applications in multiple comparisons. Statistics and Probability Letters, 2014, 85, 144-152 (jointly with Mohd. Arshad).

A study based ranking of LiDAR data visualization schemes aided by georectified aerial images. Cartography and Geographic Information Science, 2014, 41(2), 138-150 (jointly with S Ghosh and B Lohani).

Estimating the common location of two exponential populations under order restricted failure rates. American Journal of Mathematical and Management Sciences, 2014, 33(2), 125-146 (jointly with M R Tripathy and S Kumar).

Selecting the best of two gamma populations having unequal shape parameters. Statistical Methodology, 2014, 18, 41-63 (jointly with Mohd. Arshad).

On comparison of reversed hazard rates of two parallel systems comprising of independent gamma components. Statistics & Probability Letters, 2013, 83(6), 1567-1570 (jointly with A K Mishra).

Stochastic properties of conditionally independent mixture models. Journal of Statistical Planning and Inference, 2012, 142(6), 1599-1607 (jointly with A K Mishra).

New results on stochastic comparisons of two-component series and parallel systems. Statistics & Probability Letters, 2012, 82(2), 283-190 (jointly with A K Mishra).

Standby redundancy allocations in series and parallel systems. Journal of Applied Probability, 2011, 48(1), 43-55 (jointly with A K Mishra and I D Dhariyal).

Active redundancy allocations in series systems. Probability in Engineering and Informational Sciences, 2011, 25(2), 219-235 (jointly with A K Mishra and I D Dhariyal)

Reliability under random operating environment: Frailty Models. Journal of Combinatorics, Information and System Sciences, 2011, 35 No. 1-2, 117-133 (jointly with N Gupta and I D Dhariyal).

A note on active redundancy allocations in k-out-of-n systems. Statistics and Probability Letters, 2011, 81(10), 1518-1523 (jointly with A K Mishra).

Estimation of Regression Coefficients in a Restricted Measurement Error Model using Instrumental Variables. Communications in Statistics - Theory & Methods, 2011, 40, 3614-3629.

Consistent estimation of regression coefficients in ultrastructural measurement error model using stochastic prior information. Statistical Papers, 2010, 51(3), 717-748 (jointly with Shalabh and G Garg).

Nearest neighbor estimates of entropy for multivariate circular distributions. Entropy, 2010, 12(5), 1125–1144 (jointly with H Singh and H Vladimir).

An overview of the concepts and techniques of data mining. Journal of Indian Statistical Association, 2010, 48(1), 65-102. (jointly with A Mitra).

Stochastic comparisons of multivariate frailty models. Journal of Statistical Planning and Inference, 2009, 139, 2084-2090 (jointly with Nitin Gupta).

Use of prior information in the consistent estimation of regression coefficients in measurement error models. Journal of Multivariate Analysis, 2009, 100(7), 1498-1520 (jointly with Shalabh and G Garg).

Optimal allocation of active spares in series systems and comparison of component and system redundancies. Journal of Applied Probability, 2009, 46(1), 19-34 (jointly with N. Gupta and I. D. Dhariyal).

Stochastic properties of residual life and inactivity time at a random time. Stochastic Models, 2008, 24(1), 89-102 (jointly with N. Gupta and I.D. Dhariyal).

Preservation of some aging properties and stochastic orders by weighted distributions. Communications in Statistics – Theory & Methods, 2008, 37(3-5), 627-644 (jointly with N. Gupta and I.D. Dhariyal).

kn-nearest neighbor estimators of entropy. Mathematical Methods in Statistics, 2008, 17(3), 261-277 (jointly with R. M. Mnatsakanov, Sh Li and E.J. Harner).

Selecting the least dispersive population. Journal of Applied Statistical Sciences, 2007, 15(1), 111-126. (Jointly with N. Kumar).

Restricted regression estimation in measurement error models. Computational Statistics and Data Analysis, 2007, 52, 1149-1166 (jointly with Shalabh and G Garg).

On some inadmissibility results for the scale parameter of selected gamma population. Journal of Statistical Planning and Inference, 2006, 136, 2340-2351. (jointly with E.C. van der Meulen and Karlien Vanden Branden).

On estimating the scale parameter of the selected gamma population under the scale invariant squared error loss function. Journal of Computational and Applied Mathematics, 2006, 86(1), 268-282. (jointly with E.C. van der Meulen and Karlien Vanden Branden).

Estimation of the entropy of a multivariate normal distribution. Journal of Multivariate Analysis, 2005, 92, 324-334. (jointly with H. Singh & E. Demchuk).

Estimation of order restricted concentration parameters of von Mises distributions. Communications in Statistics-Simulations and Computations, 2005, 34(1), 21-40. (jointly with H. Singh and S. Li).

A subset selection procedure for selecting the exponential population having the longest mean lifetime when the guarantee times are the same. Communications in Statistics-Theory & Methods, 2005, 34(7), 1555-1569. (jointly with S. Kumar,. E.C. van der Meulen & Y.M. Tripathi).

Some properties of order statistics when the sample size is random. Communications in Statistics-Theory & Methods, 2005, 34(11), 2105-2113. (jointly with A.K. Nanda, P. Paul and H. Singh).)

James-Stein type estimators for ordered normal means. Journal of Statistical Computation and Simulation, 2005, 75(7), 501-511. (jointly with S. Kumar & Y.M. Tripathi).

The LINEX risk of maximum likelihood estimators of parameters of normal populations having order restricted means. Sankhya, 2004, 66, Part 4, 652-677. (jointly with S.K. Iyer & H. Singh).

On stochastic properties of m-spacings. Journal of Statistical Planning and Inference, 2003, 115, 683-697. (jointly with E.C. van der Meulen).

On estimating the mean of the selected normal population under the LINEX loss function. Metrika, 2003, 58, 173-183. (jointly with E.C. van der Meulen).

On estimating the largest scale parameter. Journal of Statistical Theory and Applications, 2003, 2, 255-266. (jointly with N.K. Bansal & G.G. Hamedani).

Nearest neighbor estimates of entropy. American Journal of Mathematical and Management Sciences, 2003, 23, 301-321. (jointly with H. Singh, Vladimir Hnizdo, Adam Fedorowicz and E. Demchuk).

Stochastic comparisons of Poisson and binomial random variables with their mixtures. Statistics and Probability Letters, 2003, 65, 279-295. (jointly with H. Singh & E.J. Harner).

Reliability properties of reversed residual lifetime. Communications in Statistics-Theory & Methods, 2003, 32, 2031-2042. (jointly with A.K. Nanda, H. Singh & P. Paul).

Smooth estimators for estimating order restricted scale parameters of two gamma distributions. Metrika, 2002, 56, 143-161. (jointly with I.D. Dhariyal, D. Kundu and P.K. Choudhary).

Natural estimators for the larger of two exponential location parameters with a common unknown scale parameter. Statistics & Decisions, 2002, 20, 67-80. (jointly with I.D. Dhariyal & D. Kundu)..

Simultaneous multiple comparisons with the worst and best. American Journal of Mathematical and Management Sciences, 2002, 22, 115-139. (jointly with S.K. Sharma & A.N. Gill).

Estimating the true probability of correct selection: Two exponential distributions. American Journal of Mathematical and Management Sciences, 2001, 21, 109-124. (joinly with S.K. Sharma & A.N. Gill).

A new test of entropy based on overlapping sample spacings. Communications in Statistics-Theory & Methods, 2001, 30(7), 1435-1470. (jointly with E.C. van der Meulen).

On estimation following selection from nonregular distributions. Communications in Statistics-Theory & Methods, 2001, 30(12), 2543-2562. (jointly with E.C. van der Meulen).

Likelihood ratio test for simultaneous testing of mean and variance of a normal distribution. Journal of Statistical Computation and Simulation, 2001, 71(4), 313-334. (jointly with D. Kundu and P.K. Choudhary).

On ranking treatment effects in a general linear model. Journal of Statistical Planning and Inference, 1999, 78, 1-11. (jointly with Naveen K. Bansal).

Estimation of the smaller and larger scale parameters of two exponential distributions. Statistics & Decisions, 1997, 15, 75-98. (jointly with R. Anand and H. Singh).

Simultaneous confidence bounds for the ratios of scale parameters. Statistics & Decisions, 1997, 15, 165-181. (jointly with A.N. Gill and S.K. Sharma).

On the minimax decision rules in ranking problems. Statistics and Probability Letters, 1997, 34, 179-186. (jointly with Naveen K. Bansal and E.C. van der Meulen).

On estimation of the common mean of k (≥ 2) normal populations with order restricted variances. Statistics & Probability Letters, 1997, 36, 261-267. (jointly with E.C. van der Meulen).

Estimation after subset selection from exponential populations: Location parameter case. American Journal of Mathematical and Management Sciences, 1997, 18, 3-4, 291-326. (jointly with Rajesh Anand and Harshinder Singh).

Some inadmissibility results for estimating ordered uniform scale parameters. Communications in Statistics - Theory & Methods, 1995, 24(3), 675-685. (jointly with I.D. Dhariyal).

Componentwise estimation of ordered parameters of k (≥ 2) exponential populations. Annals of Institute of Statistical Mathematics, 1995, 47(2), 287-307. (jointly with G. Vijajasree and Harshinder Singh).

Selecting the best exponential population when the scale parameters are bounded. Statistics, 1995, 27, 151-158. (jointly with N. Kumar).

Non-minimaxity of natural decision rules under heteroscedasticity. Statistics and Decisions, 1994, 12, 79-98. (jointly with I.D. Dhariyal).

Estimation of ordered location parameters: The exponential distribution. Statistics, 1994, 25, 239-249. (jointly with Harshinder Singh).

Simultaneous confidence intervals for all ratios to the best: The exponential distribution. IEEE Transactions of Reliability, 1994, 43(1), 61-64. (with Narinder Kumar and A.N. Gill).

Estimating the ratio of the smaller and the larger of two uniform scale parameters. Journal of Statistical Computation and Simulation, 1994, 50, 197-211. (jointly with A. Mitra, D. Kundu and I.D. Dhariyal).

On redundancy allocations in systems. Journal of Applied Probability, 1994, 31, 1004-14. (jointly with Harshinder Singh).

Simultaneous selection of extreme populations: Bayes-P* and minimax rules. Communications in Statistics - Theory & Methods, 1994, 23(7), 1963 -1992. (jointly with I.D. Dhariyal).

Simultaneous selection of extreme populations: A Bayesian approach. Communications in Statistics - Theory & Methods, 1994, 23(7), 1993 -2028. (jointly with I.D. Dhariyal).

Estimation of the largest location parameter of exponential distributions. Communications in Statistics - Theory & Methods, 1994, 23(10), 2865-2880. (jointly with Rajesh Anand and Harshinder Singh).

Estimation of the average worth of the selected subset of gamma populations. Sankhya, Ser.B, 1994, 56, 344-355.

Selection of good populations: The scale parameter case. South African Statistical Journal, 1994, 27, 11-21. (jointly with S.K. Sharma and A.N. Gill).

Preservation of some ageing properties by order statistics. Probability In Engineering and Informational Sciences, 1993, 7, 437-440. (jointly with M. Manoharan and Harshinder Singh).

Estimation of the smaller and larger scale parameters of two uniform distributions. Statistics & Decisions, 1993, Suppl. 3, 115-132. (jointly with Rajesh Anand and Harshinder Singh).

Estimation of parameters of an exponential distribution when the parameter space is restricted. Communications in Statistics-Theory & Methods, 1993, 22(2), 461-477. (jointly with Harshinder Singh and R.D. Gupta).

Simultaneous confidence intervals for all distances from the worst and best populations. Communications in Statistics-Theory & Methods, 1993, 22(11), 3097-3116. (jointly with I.D. Dhariyal).

On the UMVUE for estimating the parameter of the selected exponential population. Journal of the Indian Statistical Association, 1993, 31(1), 61-69. (jointly with G.N. Singh). (Erratum: On the UMVUE for estimating the parameter of the selected exponential population. Journal of the Indian Statistical Association, 1994, 32, 69.)

A note on confidence intervals and probability of correct selection: The scale parameter case. Journal of the Indian Statistical Association, 1993, 31(2), 115-123. (jointly with A.N. Gill and S.K. Sharma).

Preservation of phase type distributions under Poisson shock models. Advances in Applied Probability, 1992, 24, 223-225. (jointly with M. Manoharan and Harshinder Singh).

Selecting the better of two binomial populations: Optimal decision rules. Calcutta Statistical Association Bulletin, 1989, 38, 157-167. (jointly with I.D. Dhariyal)

Isotonic Regression Estimators for Simultaneous Estimation of Order Restricted Location/Scale Parameters of a Bivariate Distribution: A Unified Study (2022), 187-211. Directional and Multivariate Statistics: Volume in Honour of Ashish Sengupta.

Classification rules for exponential populations under order restriction on parameters. Mathematics and Computing, 2013, 243-250, Springer (jointly with N Jana and S Kumar).

Stochastic comparisons and aging properties of multivariate reversed frailty models. Proceedings of International Conference on Mathematical Sciences-2007 (ICMS-2007) Bangi-Putrajaya, Malaysia, 200, 993-1015 (jointly with N. Gupta and R. D. Gupta).

Simultaneous selection of extreme populations: Optimal two stage decision rules. Advances in ranking and selection, multiple comparisons, and reliability, 2005, 143—161, Stat. Ind. Tehnol., Birkhäuser Boston, Boston, MA. (jointly with I.D. Dhariyal).

Estimation after subset selection from uniform populations. Frontiers in Probability and Statistics (Calcutta 1994/ 1995), 1998, 1-15, Narosa, New Delhi. (jointly with H. Singh and R. Anand).