Seth, P. K. “The Second Congress of Toxicology in Developing Countries at New Delhi November 24-28,1991 The Golden Jubilee Celebration of the Council of Scientific and Industrial Research”. Indian Science Cruiser, vol. 6, no. 1, Jan. 1992, pp. 37-39, http://www.informaticsjournals.com/index.php/ISC/article/view/42761.