00591naa#a2200169#i#450# EN\\bibl\82613 20241122205715.5 2782-1919 20221223b2022####ek#y0engy0150####ca RU Assessment of the Grain Composition Heterogeneity of the Ash Dump Pond of Omsk TPP-4 Journal article Yaroslavl Yaroslavl State Technical University 2022 13 с. Journal article local Строительные материалы и изделия. 691 Lunev Aleksandr Aleksandrovich chemintech.ru