00515naa#a2200169#i#4500001001400000005001700014011001400031100004100045101000800086102000700094200010100101210007000202215001000272608002700282700002100309856001500330EN\\bibl\631620241117075251.7##a1995-042X##a20150722b2015####ek#y0engy0150####ca0#aRUS##aRU1#aResearch of negative impact on a state of environment in the Russian FederationeJournal article1#aCHERKIZOVOcRussian State University of Tourism and Serviced2015##a0 с.##aJournal article2local#1aBabenkogOksana 4#anaukaru.ru