00474naa#a2200169#i#450# EN\\bibl\113092 20260316100241.1 2311-1402 20110925b2011####ek#y0engy0150####ca RUS RU The use of a relative rating Journal article Nizhnevartovsk Nizhnevartovsk State University 2011 2 с. Journal article local Kononova Svetlana Nikolaevna nvsu.editorum.ru