Krinoidei V kn. Kollokviumi po faune i flore pogranichnikh sloev nizhnego i srednego Devona SSSR V kn. Voprosy stratifrafii paleozoya (Devon, Karbon) [Crinoides in Colloquia on the fauna and flora of the boundary layers of the Lower and Middle Devonian in the USSR. In Rotaj, A. P., ed, Problems of Stratigraphy of the Paleozoic (Devonian, Carboniferous)] - 1978