Author not established. Dr Seyoum Haregot. Date not established. EHREA archive: /library/documents/doc-a0e8120cf4992b701b02113c/
[1] Dr Seyoum Haregot. Original source: http://www.ehrea.org/resoumh.php. Preserved original: /library/originals/f448a799f27a626aab3b5a2240c421da5eb278da3e1b0e1ca822c161429ecf9e.html. SHA-256: f448a799f27a626aab3b5a2240c421da5eb278da3e1b0e1ca822c161429ecf9e