00473naa#a2200169#i#4500001001600000005001700016011001400033100004100047101000800088102000700096200005000103210005800153215001000211608002700221700003500248856002000283EN\\bibl\11309220260119014929.1##a2311-1402##a20110925b2011####ek#y0engy0150####ca0#aRUS##aRU1#aThe use of a relative ratingeJournal article1#aNizhnevartovskcNizhnevartovsk State Universityd2011##a2 с.##aJournal article2local#1aKononovagSvetlana Nikolaevna 4#avestnik.nvsu.ru