AL-Allaf, Sawsan J. A., and Rehab A. H. AL-Baker. “Effectiveness of Magnetic Field in Stimulation of Biochemical and Enzymes Activities in Seedling and Callus of Nigella Sativa”. International journal of health sciences 6, no. S2 (April 10, 2022): 3301–3314. Accessed May 9, 2026. https://sciencescholar.us/journal/index.php/ijhs/article/view/5818.