Arakelyan GA, Karapetyan AK, Badalyan MM, Ghahramanyan AA, Makarov EM. Increasing the Efficiency of Fine-Grained Lightweight Concrete Using Complex Additives. jaer [Internet]. 2022 Jun. 29 [cited 2023 Sep. 22];2:3-8. Available from: https://jaer.nuaca.am/index.php/jaer/article/view/86