A.A. Spanov, D.M. Bekenov, D.T. Sultanbai, G.K.Zhaksylykova, и A.D.Baimukanov. 2019. «THE EFFECT OF CANOLA MEAL APPLICATION IN THE DIET OF DAIRY COWS OF HOLSTEIN BREED IN BAYSERKE AGRO LLP». Academic Journal of Physical and Chemical Sciences, вып. 5 (октябрь):21-24. http://89.250.84.46/reports-science/article/view/1708.