Chugreev, M., Baimukanov, D., Blokhin, G., Malovichko, L., Zubaliy, A., Skvortsova, E., Doshanov, D., Tkacheva, I., & Kruglov, S. (2020). THE CURRENT STATE OF THE EUROPEAN DARK BEE SUBSPECIES Apis mellifera mellifera L. IN THE NORTH RANGE OF THE RUSSIAN FEDERATION. «Вестник НАН РК», (6), 54–62. извлечено от http://189185.vm7pq.group/bulletin-science/article/view/924