Development of a methodological tool for internal control to increase the efficiency of use of fixed assetsAlsou Zakirova, Evgenia Zaugarova, Guzaliya Klychova, Rashida Sungatullina and Elena KlinovaE3S Web Conf., 258 (2021) 12011DOI: https://doi.org/10.1051/e3sconf/202125812011