00655naa#a2200181#i#450# EN\\bibl\17398 20240505065504.7 1995-042X 20170705b2017####ek#y0engy0150####ca RUS RU ORGANIZATIONAL AND ECONOMIC PRINCIPLES OF DESIGN, DEVELOPMENT AND IMPROVEMENT OF SUBURBAN WALKING TRAILS Journal article CHERKIZOVO Russian State University of Tourism and Service 2017 14 с. Journal article local Туристско-экскурсионное обслуживание. 71.37 grnti Ilkevich Sergey rguts.editorum.ru