Lyashenko V.V., Balakirev N.A., Yuldashbayev Yu.A., Kayeshova I.V., Karynbayev A.K., Gubina A.V., & Prokhorov I.P. (2020). MODERN TECHNOLOGIES FOR INCREASING THE REPRODUCTION LEVEL IN DAIRY CATTLE . «Вестник НАН РК», (1), 72–79. извлечено от http://89.250.84.46/bulletin-science/article/view/685