00556naa#a2200181#i#450# EN\\bibl\3414 20240501173447.3 1999-5644 20140902b2014####ek#y0engy0150####ca RUS RU Video-excursion expert evaluation methodology in guide training Journal article CHERKIZOVO Russian State University of Tourism and Service 2014 8 с. Journal article local Afanasev Oleg Evgen'evich Trotsenko Aleksandra rguts.editorum.ru