Reference

T. V. Bagdasarova, G. M. Dlusskiy [Dlussky] (1989): Competition for pollinators and spatial repro-ductive isolation in plants with wide range of pollinators; [Ru. Date: 9.XI.1988]. – In: SOKOLOV, V. E. & V. S. PETROSYAN (eds.). Problems of Interaction of Man and Biosphere. Moscow (Moscow State University) – : 85 - 87.