00515naa#a2200157#i#450# EN\\bibl\102368 20250829180454.5 2588-0209 20230425b2023####ek#y0engy0150####ca RU ANALYSIS OF THE STRUCTURE OF THE LAND FUND OF THE TYUMEN REGION IN THE CONTEXT OF THE DEVELOPMENT OF THE SYSTEM OF SPECIALLY PROTECTED NATURAL AREAS Journal article Moscow Electronic science 2023 0 с. Journal article local mshj.ru