Association of κ-casein, β-lactoglobulin, α-lactalbumin and leptin gene polymorphisms with bovine productivity traits in Western SiberiaAnastasiia Unzhakova, Nikolai Kochnev and Galina GoncharenkoE3S Web Conf., 273 (2021) 02021DOI: https://doi.org/10.1051/e3sconf/202127302021