Naugolnykh Sergey V. Kukarskih Vladimir V. Solodyankin Dmitrij V. A new find of the foliar seed-bearing organ in the Lower Permian deposits of the Urals in a context of florogenetical links between Late Paleozoic and Mesozoic floras
Naugolnykh Sergey V. Linkevich Valeryi V. Artinskian flora (Lower Permian) of the stratotypic area (the Middle Cis-Urals)
Naugolnykh Sergey V. Ecology and paleoecology in context of geomonitoring aims as exemplified by the City of Krasnoufimsk (Sverdlovsk region)