Proceedings of the international conference on mathematical physics : university of Chittagong, Chittagong, Bangladesh January 8, 9, 10, 1986 / edited by Jamal Nazrul Islam. Islam, Jamal Nazrul. Mathematical physics. 530.15 COP Chittagong : University of Chittagong , 1986. 1986. 1986 Text ix, 396 p.: eng