Morphological characteristics of honey bees of the Volga regionNatalia Evgenevna Zemskova, Vener Nurullovich Sattarov, Anatoly Ivanovich Skvortsov and Vladimir Grigorievich SemenovBIO Web Conf., 17 (2020) 00035DOI: https://doi.org/10.1051/bioconf/20201700035