Hamdan, Abdul-Jalil Salem, and Asmaa Alkam. “Flight Activity and Population Dynamics of the Olive Psylla, Eupyllura Olivina Costa [Homoptera: Psyllaae] Infesting Ten Olive Cultivars in the Southern Highlands of West-Bank, Palestine”. American Scientific Research Journal for Engineering, Technology, and Sciences 21, no. 1 (June 26, 2016): 61–68. Accessed September 17, 2025. https://www.asrjetsjournal.org/American_Scientific_Journal/article/view/1803.