00623naa#a2200193#i#450# EN\\bibl\101538 20251212173512.5 2076-0655 20200101b2020####ek#y0engy0150####ca RUS RU Thermodynamic evaluation of the effect of calcium carbonate on cement hydration Journal article Moscow Individual Entrepreneur Svetlana Vasilievna Samchenko 2020 6 с. Journal article local Samchenko Svetlana Vasil'evna Kudryashov Nikolay Igorevich Gurkin Anton Yur'evich tsilicates.ru