1. Representation Theory of Set Operations in Context-Free Languages, Category Theory Meeting, Oberwolfach, W. Germany, September 1983, Seminarberichte der Fern Universitat Hagen, No. 19, 1984, pp. 251-274. (with G. Frank, D. Latch, and D. Stanat)
2. A generalization of the Wedderburn-Artin Theorem, Proceedings American Mathematical Society 106 (1), 19-23 (1989).(With S.K. Jain)
3. Quasi-Frobenius rings and generalizations, Israel Mathematical Conference Proceedings, Vol. 1 (Editor: Louis Rowen), The Weizmann Science Press of Israel (Distributed in the U.S. by the American Mathematical Society), 1989, pp. 119-123.
4. Rings whose cyclics are essentially embeddable in Projective Modules, Journal of Algebra 128 (1), 257-269 (1990). (with S. K. Jain)
5. Categories of Fuzzy Modules, Information Sciences 52, 211-220 (1990).(With D.S. Malik)
6. Continuous Rings with ACC on Essentials are Artinian, Proceedings American Mathematical Society 108 (3), 583-586 (1990). (With S. K. Jain, and S.T. Rizvi)
7. On the weak relative-injectivity of rings and modules, Proceedings Athens, OH, 1989, Lecture Notes in Mathematics #1448, Springer Verlag, Heidelberg, pp. 93-98 (1990).(With A.H. Al-Huzali and S. K. Jain)
8. S.R. López-Permouth, A characterization of uniserial rings via continuous modules, Journal Australian Mathematical Society (Series A) 50, 197-203 (1991). (With S. K. Jain and S.T. Rizvi)
9. QI-filters and tight modules, Communications in Algebra 19 (8), 2217-2229 (1991). (with J.S. Golan)
10. Lifting Morita Equivalence to Categories of Fuzzy Modules, in Information Sciences 64, 191-201 (1992).
11. On a class of QI-rings, Glasgow Mathematics Journal 34, 75-81 (1992).(with S. K. Jain and S. Singh)
12. Rings whose cyclics have finite Goldie dimension, Journal of Algebra 153, 37-40 (1992).(with A.H. Al-Huzali and S. K. Jain)
13. On the weak-injectivity of rings and modules, Osaka Journal of Mathematics 29, 75-87 (1992).(with A.H. Al-Huzali and S. K. Jain)
14. Rings characterized by their weakly injective modules, Glasgow Mathematics Journal 34, 349-353 (1992).
15. On certain classes of QI rings, Methods in Module Theory,  Lecture Notes in Pure and Applied Math 140, Marcel Dekker, New York, 227-235 (1992).(with S.T. Rizvi)
16. Some characterizations of semiprime Goldie rings, Glasgow Math J. 35, 357-365 (1993).(with S.T. Rizvi and M.F. Yousif)
17. Weakly Projective Modules, Ring Theory, World Scientific Press, New Jersey, 200-208 (1993). (with S.K. Jain and M. A. Saleh)
18. A survey on the theory of weakly injective modules, Computational Algebra, Lecture Notes in Pure and Applied Mathematics 121, Marcel Dekker, New York, (1994) 205-232.(with S.K. Jain)
19. Weakly projective and weakly injective modules, Can. J. Math 46 (1994) 971-981.(with S.K. Jain, K. Oshiro and M.A. Saleh)
20. Weakly-injective modules over hereditary noetherian prime rings, J. Aust. Math Soc. 58 (Series A), 287-297 (1995).(with S.K. Jain)
21. Superfluous Covers, Comm. in Alg. 23 (5), 1663-1677 (1995).(with S.K. Jain and L.H. Rowen)
22. Mutual injective hulls, Canad. Math. Bull. 39(1), 68-73 (1996). (With S.K. Jain and S.R. Syed)
23. On weakly injective continuous modules in "Abelian Groups and Modules", Marcel Dekker, 385-391 (1996). (With D.V. Huynh and S.K. Jain)
24. When is a simple ring noetherian? Journal of Algebra 184(2), 786-794 (1996). (With D.V. Huynh and S.K. Jain)
25. On a class of non-noetherian V-rings, Communications in Algebra 34(9) 2839-2850, (1996). (With D.V. Huynh and S.K. Jain)
26. On relatively continuous modules, Communications in Algebra 26(11), 3497-3510, (1998). (With S.T. Rizvi and K. Oshiro)
27. An example of a Morita context in which every right ideal is weakly self injective, in "Advances in Ring Theory", Birkhauser, Boston, Basel, Berlin (1997) 31-38 (with Barthwal, Jain, and Kanwar)
28. Cyclic codes over the integers modulo p^m, Finite Fields and their Applications 3 (1997) 334-352 (with P.K. Kanwar)
29. The encoder design of a new Trellis-coded modulation with State permutation structure, in proceedings of the 4th international symposium on Communication Theory and Applications (Ambleside, UK, July 1997), IEEE (1997) 59-63 (with Yung-Chen Lo, Chang Lin Chen, and Jeffrey Dill).
30. Nonsingular semiperfect CS-rings, J. Alg. 203, 361-373 (1998) (with Barthwal, Jain, and Kanwar.)
31. Rings with quasi-continuous right ideals, Glasgow Math Journal 41, 167-181 (1999)(With S.K. Jain and S.R. Syed)
32. Nonsingular semiperfect CS-rings II, to appear in Bulletin London Math Society (with S.K. Jain and Pramod Kanwar).
33. On the symmetry of Goldie and CS conditions for prime rings, to appear in Proceedings AMS (with D.V. Huynh and S.K. Jain)
34. Rings  characterized by direct sums of CS-modules, to appear in  Communications in Algebra  (with D.V. Huynh and S.K. Jain).
35. On a Trellis-Coded Modulation Design with a Strong Tail-Biting Property, submitted for publication (with J.Dill and A. Lindsay).

1. Non-commutative Ring Theory, Proceedings Athens, OH, 1989, Lecture Notes in Mathematics 1448, Springer-Verlag, Heidelberg, (1990). (with S. K. Jain)
2. Proceedings of the International Conference on Algebra and its Applications, Athens, OH, 1999, Contemporary Mathematics, American Mathematical Society, Providence, RI (2000, to appear) (with D.V. Huynh and S.K. Jain).