Justifying the productivity of a grain dryer in the climate of the Southern UralsSergey Shepelev, Dmitry Vnukov, Vladimir Chumakov, Oleg Polushkin, Viacheslav Lebedenko and Svetlana PonomarevaE3S Web Conf., 135 (2019) 01012DOI: https://doi.org/10.1051/e3sconf/201913501012