Hamdy, A. E.-H. A., H. A. E.-. Minofy, and M. Yassine. “?EFFECT OF CARBON ANDNITROGEN SOURCES ON ACETONE ANDBUTANOL PRODUCTION BYA LOCAL STRAIN OF CLOSTRIDIUM ACETOBUTYLICUM”. Biological Sciences - PJSIR, vol. 43, no. 1, Feb. 2000, pp. 26-32, https://v2.pjsir.org/index.php/biological-sciences/article/view/1987.