00645naa#a2200181#i#450# EN\\bibl\4921 20240429180400.1 1995-0411 20150311b2015####ek#y0engy0150####ca RUS RU Organization of excursions for students to the Crimea In the late 19th century and the beginning of the 20th century (Vyatka province is taken as an example) Journal article CHERKIZOVO Russian State University of Tourism and Service 2015 6 с. Journal article local Merzlyakova Galina Batalova Larisa spst-journal.editorum.ru