Abuamsha, R., M. Abueid, H. Hajjeh, and M. Salman. “Evaluation of the Incidence and Severity of Olive Leaf Spot Caused by <i>Spilocaea oleagina</i>In Different Olive Cultivars in Palestine”. Journal of Agriculture and Environment for International Development (JAEID), vol. 107, no. 2, Dec. 2013, pp. 201-12, doi:10.12895/jaeid.20132.138.