Obaid, Ayad Assi, Wessam Malek Dawood, and Nour Sabry Nasser. 2013. “Response of Clementine Mandarin Seeds for Germination and Callus Initiation and Alkaloids, Hormones Production in Vitro”. Journal of Biotechnology Research Center 7 (2). https://doi.org/10.24126/jobrc.2013.7.2.259.