00515naa#a2200169#i#450# EN\\bibl\113049 20260118144610.7 2311-1402 20120925b2012####ek#y0engy0150####ca RUS RU Conceptual reflection in its main historical and philosophical sequence Journal article Nizhnevartovsk Nizhnevartovsk State University 2012 8 с. Journal article local Krasikov Vladimir Ivanovich vestnik.nvsu.ru