New species of ancient plants and invertebrates of the USSR, no. 5] Akademie Nauk SSSR Paleontological Institute

Novie predstaviteli kvadrilaterat iz ordovika Kazakhstana, Urala i Bostochno-Evropeiskoi platformi V kn. Novie vidi drevnikh rastenii i bespozvonochnikh SSSR, vyp. 5 [New species of quadrilateral from the Ordovician of Kazakhstan, Urals and eastern European platform] - 1980