00686naa#a2200181#i#450# EN\\bibl\112871 20260321012432.6 2311-1402 20151225b2015####ek#y0engy0150####ca RUS RU Archaeological studies of the neolithic and chalcolithic age in Eastern and Central Kazakhstan (50s - 60s of the 20th century) Journal article Nizhnevartovsk Nizhnevartovsk State University 2015 6 с. Journal article local Археология. Предыстория. Археологические памятники. 902/904 RUS Grebenyukov V I filvestnik.nvsu.ru