00745naa#a2200193#i#4500001001500000003001700015005001700032011001400049100004100063102000700104200014000111210007000251215001100321608002700332686008900359700003100448700003300479856003900512EN\\bibl\16686/en/manage/index20250428124906.1##a1995-042X##a20170630b2017####ek#y0engy0150####ca##aRU1#aENVIRONMENTAL SERVICES OF NATURAL SYSTEMS  OF THE VOLGA-AKHTUBA FLOODPLAIN AS THE BASIS  OF ITS RECREATIONAL POTENTIALeJournal article1#aCHERKIZOVOcRussian State University of Tourism and Serviced2017##a10 с.##aJournal article2local##aТуристско-экскурсионное обслуживание. 71.372grnti#1aSaningAleksandr Yur'evich#1aKoshovskiygTimur Sergeevich4#atest.editorum.ruu/en/manage/index