1. Das «Taghanic-Event» im höheren Mittel-Devon von West-Europa und Marokko;Aboussalam;Münstersche Forschungen zur Geologie und Paläontologie,2003
2. Prospects for an upper Givetian substage. Mitteilungen aus dem Mus;Aboussalam;Für Naturkunde Berlin, Geowissenschaftliche Reihe,2001
3. The base of the hermanni Zone as the base of an Upper Givetian substage;Aboussalam;Subcommission on Devonian Stratigraphy Newsletter,2002
4. New upper Givetian to basal Frasnian conodont faunas from the Tafilalt (Anti-Atlas, Southern Morocco);Aboussalam;Geological Quarterly,2007
5. The global Taghanic Biocrisis (Givetian) in the eastern Anti-Atlas, Morocco;Aboussalam;Palaeogeography, Palaeoclimatology, Palaeoecology,2011