Yang, Xianyu, and Xin Gao. “Two Staining Methods in the Study of Ciliates”. IJRDO - JOURNAL OF BIOLOGICAL SCIENCE 5, no. 11 (December 5, 2019): 01-03. Accessed July 28, 2025. http://cpcalendars.ijrdo.org/index.php/bs/article/view/3320.