About the nesting birds of the oysul reed beds, the pygmy cormorant Phalacrocorax pygmeus, the ruddy Tadorna ferruginea and common Tadorna tadorna shelducks in the Crimea

Second edition. First publication: Buzun V.A., Grinchenko A.B. 1991. About nesting birds of the Oisulsky meadows, small cormorant, ogara and pegans in the Crimea // Rare Black Sea birds. Kiev; Odessa: 182-193.