00555naa#a2200181#i#450# EN\\bibl\80565 20241122081113.5 2076-0655 20131225b2013####ek#y0engy0150####ca RUS RU Modified macroand microstructure cement paste by composition of calcium hydrosilicates Journal article Moscow Individual Entrepreneur Svetlana Vasilievna Samchenko 2013 4 с. Journal article local Samchenko S V Makarov E M tsilicates.ru