00606naa#a2200205#i#450# EN\INFRA-M\bibl\3642 20240917030438.2 1609-2163 20140905b2014####ek#y0engy0150####ca RUS RU Chemical Composition and Biological Activity of Sapropel from the Lake Glubokoe (Tatarstan) Journal article Moscow INFRA-M Academic Publishing LLC. 2014 5 с. Journal article local Khadartsev A. Platonov V. Fridzon K. Chunosov S. naukaru.ru