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- Algebraic
connectivity of connected graphs with fixed number of pendant vertices,
Graphs and Combinatorics, 27 (2011), no, 2, 215-229 (with K L Patra, B K
Sahoo).
- Breaking
the Symmetries of the Book Graph and the Generalized Petersen Graph, SIAM
Jour. of Discrete Maths, 23 (2009), no. 3, 1200-1216(with Bikash
Bhattacharjya).
- The
Distance Matrix of a Bidirected Tree, ELA, vol. 18, 233-245 (with R. B.
Bapat, S. Pati).
- Graph
Structure via its Laplacian Matrix, The Mathematics Student, vol. 76,
1-4 (2007), 199-212 (with S Pati & K L Patra).
- On
Generalized Hamming Weights and the Covering Radius of Linear Codes, LNCS,
vol. 4851/2007, 347- 356 (with H Janwa).
- On
the Magic Space of Locally Finite Graphs, Ars Combinatorica (with Bikash
Bhattacharjya).
- A Zero-Knowledge Undeniable Signature Scheme in Non-Abelian
Group Setting, vol.6, no. 3, 2008, 265-269 (with Tony Thomas).
- The
Effect on the Algebraic Connectivity of a Tree by Grafting and
Collapsing of Edges, LAA, 428
(2008),
no.
4, 855--864 (with K L Patra).
- Spectrum
of Weakly Quasi-Threshold Graphs, Graphs
Combinatorics, 24(2008), No. 4, 273 - 290 (with R B Bapat and S
Pati).
- On
Trees with Laplacian Eigenvalue One, Linear Multilinear Algebra, 56
(2008),
no.
6, 597--610 (with S Barik and S Pati).
- Maximizing
Laplacian Spectral Radius over Trees with Fixed Diameter, Linear
Multilinear Algebra, 55
(2007),
no.
5, 457--461 (with K L Patra).
- A
q-analogue of the Distance Matrix of a Tree, Linear Algebra and its
Applications, 416, 2-3 , 2006, 799-814 (with R. B. Bapat and S. Pati).
- On Linear Codes
over Z_{2^s} , Designs,
Codes and Cryptography ,36, 3(2005), 227-244 (with M K Gupta and
M C Bhandari).
- Triangles
with Given Distances of Vertices from a Centre, Int. J. Math. Educ. Sci. Technol.,33, no. 4(2002), 615-620
(with A K Maloo and Arindama Singh).
- On Tanner Codes:
Minimum Distance and Decoding, J. AAECC, 13, no. 5(2002), 335-347 (with H Janwa).
- A
Comparison of Minimum Distance Bounds for Tanner Codes, Proc. 39 Allerton Conf. on
Communication, Control, and Computing, 1294 - 1296, Dec. 2001
(with H Janwa).
- Lower
Bounds for Group Covering Designs, 13th Int. Symp, AAECC-13, Honolulu, Hawaii, USA, Nov. 1999, LNCS
1719, 334-345 (with K. K. P. Chanduka and M C Bhandari).
- On
Z_4-Simplex Codes and Their Gray Images, 13th Int. Symp, AAECC-13, Honolulu, Hawaii,USA, Nov. 1999, LNCS
1719, 170-180 (with M K Gupta and M C Bhandari).
- Some
Results on NQR Codes, DCC,
16(1999), 5-9 (with M K Gupta and M C Bhandari).
- On
Lower Bounds of Covering Codes, DCC,
15(1998), 237-243 (with K K P Chanduka and M C Bhandari).
- Inequalities
for the q-permanent II, LAA,
274 (1998), 1-16.
- On
Exceptions of Integral Quadratic Forms, Proc. Int. Conf. on Disc. Math. and N. Th. (Tiruchirapalli,
1996), Contemporary
Mathematics, 210(1998), 151-170 (with B Ramakrishnan).
- Modular
Forms which behave like Theta Series, Math. Comp., 66, no. 219(1997), 1169-1183 (with B
Ramakrishnan and K Chakravorty).
- Some
Games related to Permutation Groups and their type B-analogue, Ars Comb., 45(1997), 276-286.
- On
the Generalized Hamming Weights of Cyclic Codes, IEEE Tran on Inform Th, 43, no.1(1997), 299-308 (with H
Janwa).
- Inequalities
for the q-permanent, 2nd Conf.
Int. Lin. Alg. Soc. (Lisbon, 1992), LAA, vol. 197-198(1994), 397-409 (with R B Bapat).
- Path
Positivity and Infinte Coxeter Groups, LAA, 196(1994), 19-35 (with R B Bapat).
- Zero-Sum
Two-Person Semi-Markov Games, Journal
of Ap Prob., 29(1992), 56-72 (with S Sinha).
- On
Path-Positive Graphs, LAA,
149(1991), 125-149 (with R B Bapat).
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