00508naa#a2200169#i#4500001001400000005001700014011001400031100004100045101000800086102000700094200007300101210007000174215001000244608002700254700002800281856002900309EN\\bibl\250920240505120517.7##a1995-0411##a20140605b2014####ek#y0engy0150####ca0#aRUS##aRU1#aThe economic potential of amateur tourism in RussiaeJournal article1#aCHERKIZOVOcRussian State University of Tourism and Serviced2014##a8 с.##aJournal article2local#1aLepeshkingVyacheslav  4#aspst-journal.editorum.ru