00600naa#a2200193#i#450# EN\\bibl\4028 20241226105117.4 1999-5644 20141203b2014####ek#y0engy0150####ca RUS RU Development of the cluster form of spatial organization for the territory in tourism Journal article CHERKIZOVO Russian State University of Tourism and Service 2014 8 с. Journal article local Czyi-Gwiazda Ewa Shvets Irina Demczuk Marek vestnik-rguts.editorum.ru