DATTA, R., and P. CHAUDHURI. “VERMICULTURE OF NATIVE EARTHWORM Perionyx Ceylanensis IN DIFFERENT EXPERIMENTAL DIETS”. UTTAR PRADESH JOURNAL OF ZOOLOGY, vol. 41, no. 9, July 2020, pp. 116-22, https://www.mbimph.com/index.php/UPJOZ/article/view/1592.