N, Abdullah, Taghrid N. Ahmed, and Zena Y. Kasem. “The Plant Callus of Thyme Thymus Vulgaris L”. College of Basic Education Research Journal 11, no. 4 (December 1, 2012): 623–636. Accessed October 26, 2025. https://moss.uomosul.edu.iq/index.php/berj/article/view/39115.