Repair compositions for restoration of operated reinforced concrete structuresElena Shlyakhova, Irina Serebryanaya, Inna Egorochkina, Andrey Matrosov, Maxim Odinets and Michael KnyazhichenkoE3S Web Conf., 273 (2021) 04017DOI: https://doi.org/10.1051/e3sconf/202127304017