00685naa#a2200181#i#4500001001500000005001700015011001400032100004100046102000700087200008000094210008500174215001000259608002700269686013400296700002200430700002200452856002900474EN\\bibl\2886320240425221509.4##a2071-7318##a20190911b2019####ek#y0engy0150####ca##aRU1#aIMPROVING THE EFFICIENCY OF MORTARS OF DOMESTIC PRODUCTIONeJournal article1#aBelgorodcBelgorod State Technological University named after V.G. Shukhovd2019##a7 с.##aJournal article2local##aСтроительные материалы и изделия. Производство стройматериалов. 54152tbk#1aOnoprienkogN. N.#1aSal'nikovagO. N.4#abulletinbstu.editorum.ru