Zahran, M.A.; El-Demerdash, M.A.; Mashaly, I.A. (1990). "Vegetation types of the deltaic Mediterranean coast of Egypt and their environment". Journal of Vegetation Science. 1 (3): 305–310. doi:10.2307/3235705. JSTOR3235705.
Zahran, M.A.; El-Demerdash, M.A.; Mashaly, I.A. (1990). "Vegetation types of the deltaic Mediterranean coast of Egypt and their environment". Journal of Vegetation Science. 1 (3): 305–310. doi:10.2307/3235705. JSTOR3235705.