Chatterjee, Shankar. “SMART TOILET CONSTRUCTED UNDER CSR: STUDY FROM TAMIL NADU”. International Journal of Research -GRANTHAALAYAH 7, no. 10 (October 31, 2019): 263–268. Accessed April 19, 2024. https://www.granthaalayahpublication.org/journals/granthaalayah/article/view/22_IJRG19_A10_2813.