Dihazi, A., et al. “Effect of Salicylic Acid on Phenolic Compounds Related to Date Palm Resistance to Fusarium Oxysporum f.sp. Albedinis”. Phytopathologia Mediterranea, vol. 42, no. 1, Apr. 2003, pp. 9-16, doi:10.14601/Phytopathol_Mediterr-1686.