Murtaza, Najma, Tahira B Sarfaraz, and Shaheen A Husain. “?STUDIES ON THE ISOLATION AND SCREENING OF INDIGENOUS CITRIC ACID PRODUCING STRAINS”. Biological Sciences - PJSIR 44, no. 3 (June 18, 2001): 175–177. Accessed July 22, 2024. https://v2.pjsir.org/index.php/biological-sciences/article/view/1910.