Epidemiological clustering of Russian regions for the socio-economic forecast of Covid-19 ratesAnna Kuznetsova, Oleg Senko, Evgene Voronin, Olga Kravtsova, Yuliana Kuznetsova, Ludmila Borisova, Galina Zhukova, Izabella Khrapunova and Vasily AkimkinE3S Web Conf., 371 (2023) 05030DOI: https://doi.org/10.1051/e3sconf/202337105030