Technology of production of polystyrene concrete using solar energyLyazat Aruova, Nabi Dauzhanov, Zhumabeke Ospanova, Shamshygaim Toleubayeva and Aizhan UtkelbaevaMATEC Web Conf., 251 (2018) 01003DOI: https://doi.org/10.1051/matecconf/201825101003