00603naa#a2200193#i#450# EN\\bibl\10635 20241119012226.2 1999-5644 20160302b2016####ek#y0engy0150####ca RUS RU Application features of case study method in teaching a foreign language at high school Journal article CHERKIZOVO Russian State University of Tourism and Service 2016 7 с. Journal article local Loginova Nataliya Chudaykina Galina Kostovarova Valentina naukaru.ru