00503naa#a2200169#i#4500001002100000003001700021005001700038011001400055100004100069101000800110102000700118200008100125210005100206215001000257608002700267856003900294EN\INFRA-M\bibl\5268/en/manage/index20250221235834.5##a2306-1731##a20150317b2015####ek#y0engy0150####ca0#aRUS##aRU1#aPortfolio As Students’ Research Skills Development MethodeJournal article1#aMoscowcINFRA-M Academic Publishing LLC.d2015##a3 с.##aJournal article2local4#atest.editorum.ruu/en/manage/index