00582naa#a2200193#i#450# EN\\bibl\14763 20240423103438.2 1993-7768 20161222b2016####ek#y0engy0150####ca RUS RU Statistical approaches to service quality management Journal article CHERKIZOVO Russian State University of Tourism and Service 2016 9 с. Journal article local Lavrenchenko Sergey Zgonnik Lyudmila Vladimirovna Gladskaya Inna rguts.editorum.ru