Eva Tvrdá and  Hana Greifová and  Peter Ivanič and  Norbert Lukáč ,  In vitro Effects of Berberine on the Vitality and Oxidative Profile of Bovine Spermatozoa .   journal   = {International Journal of Animal and Veterinary Sciences}, [online]. World Academy of Science, Engineering and Technology.
    September 2019, vol. 154(10). 244 - 249
    [viewed 08 May 2021]. Available from: https://publications.waset.org/pdf/10010794.