00629naa#a2200181#i#450# EN\\bibl\20857 20240504051358.6 1993-7768 20180504b2018####ek#y0engy0150####ca RUS RU An integrated assessment of tourist resources of Zadonsk district of Lipetsk region Journal article CHERKIZOVO Russian State University of Tourism and Service 2018 8 с. Journal article local Туристско-экскурсионное обслуживание. 71.37 grnti Rostom Gerard R. rguts.editorum.ru