Yousef, D. (1998). Solar and Lunar Terms in Ethiopian and Equatorial Components of the Nile water. EKB Journal Management System, 20(20), 89-109. doi: 10.21608/mafs.1998.240820
Dr. Shahinaz Moustafa Yousef. "Solar and Lunar Terms in Ethiopian and Equatorial Components of the Nile water". EKB Journal Management System, 20, 20, 1998, 89-109. doi: 10.21608/mafs.1998.240820
Yousef, D. (1998). 'Solar and Lunar Terms in Ethiopian and Equatorial Components of the Nile water', EKB Journal Management System, 20(20), pp. 89-109. doi: 10.21608/mafs.1998.240820
Yousef, D. Solar and Lunar Terms in Ethiopian and Equatorial Components of the Nile water. EKB Journal Management System, 1998; 20(20): 89-109. doi: 10.21608/mafs.1998.240820