Authors: Ochev, VG Shishkin, MA

Citation: Vg. Ochev et Ma. Shishkin, Hierarchy of Lower Triassic stratigraphic units in the eastern part of European Russia, DOK EARTH S, 374(7), 2000, pp. 1103-1106

Authors: Shishkin, MA Rubidge, BS

Citation: Ma. Shishkin et Bs. Rubidge, A relict rhinesuchid (Amphibia : Temnospondyli) from the Lower Triassic ofSouth Africa, PALAEONTOL, 43, 2000, pp. 653-670

Authors: Gerasimov, NN Nasedkina, VK Onishchenko, SA Shishkin, MA

Citation: Nn. Gerasimov et al., Mineral composition of ores of the Parnok ferromanganese deposit (Polar Urals, Russia), GEOL ORE D, 41(1), 1999, pp. 73-84