Evaluation of the quality and safety of cows' milk when using the mineral elementsLiliya Sufyanova, Sergey Smolentsev, Nadezhda Kislitsyna, Damir Aleev, Andrey Malanev, Kadria Khalikov, Guzaliya Yamalova, Gulnara Gabitova and Almaz ValievE3S Web of Conf., 381 (2023) 01031DOI: https://doi.org/10.1051/e3sconf/202338101031