Hamdy, Abd EI-Hamid A, Reda F Allam, Sayeda S Mohamed, and Abd EI-Monem EI- Refai. 2000. “?FACTORS AFFECTING CHROMIUM REMOVAL USING SACCHAROMYCES CEREVISIAE”. Biological Sciences - PJSIR 43 (2):99-105. https://v2.pjsir.org/index.php/biological-sciences/article/view/2003.