Author not established. Seyoum Tsehaye. Date not established. EHREA archive: /library/documents/doc-01a3efa8c54741a223264679/
[1] Seyoum Tsehaye. Original source: http://www.ehrea.org/sear.php. Preserved original: /library/originals/a742b3dce622b57aca329fc9f411399094dc9fd8c5665977892eebf53e33149d.html. SHA-256: a742b3dce622b57aca329fc9f411399094dc9fd8c5665977892eebf53e33149d