Fourtieth anniversary international conferences - spring 1994

Wings over Africa : proceedings of the International Seminar on Bird Migration: Research, Conservation, Education and Flight Safety, Israel, April 29-May 11, 2001 / editors, Yossi Leshem [et al.].

International Seminar on Bird Migration: Research, Conservation, Education and Flight Safety (2001 : Israel)

Birds [electronic resource] : Evolution and Behavior, Breeding Strategies, Migration and Spread of Disease

Proceedings of the international seminar: Migrating birds know no boundaries : scientific and educational aspects of migrating bird conservation, 31.8.1997-6.9.1997 / editors, Yossi Leshem, Esther Lachman, Peter Berthold.