Marwah M. Ajel, Saher A. Ali Al-Shamkhawy. “Comparison the Characterization of Synthesis of TiO2 NPS Using Citrullus Colocynthis and Ricinus Communis Leaves Extracts”. Annals of the Romanian Society for Cell Biology, Apr. 2021, pp. 11832-41, https://annalsofrscb.ro/index.php/journal/article/view/4031.