Kirwan 1972, p. 174. Kirwan, L. P. (1972). "The Christian Topography and the Kingdom of Axum". The Geographical Journal. 138 (2): 166–177. JSTOR1795960.
Kirwan 1972, pp. 175–176. Kirwan, L. P. (1972). "The Christian Topography and the Kingdom of Axum". The Geographical Journal. 138 (2): 166–177. JSTOR1795960.