Author not established. Dr. Kiflu Ghebremeskel. Date not established. EHREA archive: /library/documents/doc-f891eb4e0bb4c06c0425af50/
[1] Dr. Kiflu Ghebremeskel. Original source: http://www.ehrea.org/keflul.php. Preserved original: /library/originals/b34e3576daf89d1df153b7e0560d941f2b7167bb95a71c2258b62f55e7443d90.html. SHA-256: b34e3576daf89d1df153b7e0560d941f2b7167bb95a71c2258b62f55e7443d90