Indira, D. T. and Geetha, S. (2015) “PG and Research Department of Mathematics, Seethalakshmi Ramaswami College, Trichy-2.”, International Journal Of Mathematics And Computer Research, 3(11), pp. 1191-1195. Available at: https://ijmcr.in/index.php/ijmcr/article/view/145 (Accessed: 25November2024).