00758naa#a2200193#i#450# EN\\bibl\54537 20240928221430.6 2499-9962 20200625b2020####ek#y0engy0150####ca RUS RU Investigation of some physical and chemical properties of nepheline concentrate based silicon sorbents Journal article Sevastopol Federal State Educational Institution of Higher Education Sevastopol State University 2020 4 с. Journal article local Материальные основы жизни. Биохимия. Молекулярная биология.Биофизика. 577 RUS Velyaev Yu O Maiorov D V rusjbpc.ru