Smart city technologies in the context of ensuring environmental safety and political stabilityOleg Evgenyevich Grishin, Olga Alekseevna Nesterchuk, Sergey Ivanovich Popov, Alexander Vladimirovich Tolochko and Olga Viktorovna LevashovaE3S Web Conf., 311 (2021) 07004DOI: https://doi.org/10.1051/e3sconf/202131107004