Ezzat, Nehal, نهال, Sajeda A. Abood, and ساجدة. “Isolation and Partial Purification of the Clotamine Synthetase from the Black Bean Plant (Nigella Sativa L.)”. Journal of Education and Science (JES) 22, no. 1 (March 1, 2009): 84–95. Accessed August 4, 2025. https://rjps.uomosul.edu.iq/index.php/edusj/article/view/17954.