Zaki, Neihaya H, and Sinan E Saeed. 2018. “Production, Purification and Characterization of Extra Cellular Lipase from Serratia Marcescens and Its Potential Activity for Hydrolysis of Edible Oils”. Al-Nahrain Journal of Science 15 (1): 94-102. https://anjs.edu.iq/index.php/anjs/article/view/1554.