TAL, F., S. AHMED, M.A. TARIQ, and L. HUSSAIN. 1994. “?OPTIMAL FLOWRATE OF A GAS IN SEMI-BATCH GAS-LIQUID REACTORS”. Biological Sciences - PJSIR 37 (1-2):18-23. https://v2.pjsir.org/index.php/biological-sciences/article/view/2562.