00497naa#a2200169#i#450# EN\\bibl\113082 20260118221142.7 2311-1402 20120325b2012####ek#y0engy0150####ca RUS RU Riverbank deformations in "Sibirskie Uvaly" Nature Park Journal article Nizhnevartovsk Nizhnevartovsk State University 2012 6 с. Journal article local Korkin Sergey Evgenievich vestnik.nvsu.ru