found: His Statusbericht Siedlungsabfälle im Landbau, 1982:t.p. (Nasir El Bassam) verso t.p. (Inst. f. Pflanzenbau u. Pflanzenzüchtung, Bundesforschungsanstalt f. Landwirtschaft, Braunschweig-Völkenrode)
found: Intl. Symp. on Genetic Aspects of Plant Mineral Nutrition (3rd : 1988 : Braunschweig, Germany). Genetic aspects of plant mineral nutrition, 1990:CIP t.p. (N. El Bassam)
found: Integrated renewable energy for rural communities, 2004:CIP t.p. (Nasir El Bassam; International Research Center for renewable energy, Sievershausen, Germany)