On the work of the Tselinograd city disinfection station (1968) Sveta Kolganatova, Valeria Kozina, Zhanna Mazhitova, Dina Kurbanova and Zauresh Saktaganova E3S Web of Conf., 381 (2023) 02015 Published online: 14 April 2023 DOI: 10.1051/e3sconf/202338102015