Nayar, M. P., and J. Joseph. “In Memoriam : Dr A. S. Rao (1924-1983)”. Nelumbo 26, no. 3-4 (August 6, 2015): 242–243. Accessed May 19, 2024. https://nelumbo-bsi.org/index.php/nlmbo/article/view/75002.