Author not established. Capt.   Ahmed Sheik Fere. Date not established. EHREA archive: /library/documents/doc-3fe956c7a13de21e879360c4/
[1] Capt.   Ahmed Sheik Fere. Original source: http://www.ehrea.org/freae.php. Preserved original: /library/originals/586c5cd2b0b1d2e9582e0ebd0ee963e97a8e60cfbb9dfe6ceb5deecad1d60c94.html. SHA-256: 586c5cd2b0b1d2e9582e0ebd0ee963e97a8e60cfbb9dfe6ceb5deecad1d60c94