00454nas a2200073   4500008003900000245022900039210006900268856004300337       1986                          d00aVAIL, J.R., HUGHES, D.J., ABDEL MAGID, A.E.M., ABDEL RAHMAN, E.M. and TOUM, I.M. 1986. Geology of southern Blue Nile Province, Sudan. Bulletin of the Geology and Mineral Resources Department, Republic of the Sudan, 37: 1-32.0 aVAIL JR HUGHES DJ ABDEL MAGID AEM ABDEL RAHMAN EM and TOUM IM 19  uhttps://alkcarb.myrocks.info/node/7562