New paleontological data from the Upper Vendian of the Chkalovskoe territory of the Fore-Yenisei segment of the West Siberian Megabasin (boreholes 10, 17, 26, 501)
: Neoproterozoic sedimentary basins: stratigraphy, geodynamics and petroleum potential: Proc. of the International conf. (Novosibirsk, 30 July - 02 Aug., 2011)
