Barth, Hans Karl. “Bericht über Die First Geographical Conference of Libya The Geography of Libya, University of Libya, Benghazi”. ERDKUNDE 29, no. 2 (June 30, 1975): 150–151. Accessed December 11, 2024. https://journals-test.ulb.uni-bonn.de/index.php/erdkunde/article/view/1750.