S. Petrovska and  D. Jonkus and  D. Smiltiņa,  Influence of κ-Casein Genotype on Milk Productivity of Latvia Local Dairy Breeds.   journal   = {International Journal of Animal and Veterinary Sciences}, [online]. World Academy of Science, Engineering and Technology.
    February 2017, vol. 123(3). 243 - 247
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/10006662.