On the nesting of the slender-billed gull Larus genei and the sandwich tern Thalasseus sandvicensis on Molochny liman

Second edition. First publication: Filonov K.P., Lysenko V.I. 1971. On the nesting of the pigeon and the variegated tern on the Molochny Liman, Biol. Science 7: 31-33.