00716naa#a2200181#i#450# EN\\bibl\75338 20240520000901.1 2071-7318 20240415b2024####ek#y0engy0150####ca RU INVESTIGATION OF THE PROPERTIES OINVESTIGATION OF THE PROPERTIES OF CLAY RAW MATERIALS BY METHODS OF PHYSICO-CHEMICAL ANALYSIS Journal article Belgorod Belgorod State Technological University named after V.G. Shukhov 2024 9 с. Journal article local Грунтоматериалы. Глины. Строительная керамика. 691.4 Ushnickaya H. N. Mestnikov A. E. bulletinbstu.editorum.ru