00584naa#a2200181#i#4500001001300000003001700013005001700030011001400047100004100061101000800102102000700110200010200117210007000219215001000289608002700299700003700326856003900363EN\\bibl\863/en/manage/index20250503012227.6##a1999-5644##a20131223b2013####ek#y0engy0150####ca0#aRUS##aRU1#aThe use of technology of master classes at higher schools of Tourism and ServiceeJournal article1#aCHERKIZOVOcRussian State University of Tourism and Serviced2013##a9 с.##aJournal article2local#1aZaitsevagNataliya Aleksandrovna4#atest.editorum.ruu/en/manage/index