Nguyen, V. V., & Nguyen Van Vui; Pakanit Kupittayanant. (2019). Effects of Ocimum gratissimum leaf essential oils, vitamin E, and green tea polyphenols as a supplement to semen extender on chilled and frozen canine sperm quality: A thesis submitted in Partial Fulfillment of the Requirements for the Degree of Doctor of Philosophy in Animal Producton Technology Suranaree University of Technology. Nakhon Ratchasima: Suranaree University of Technology.

Nguyen, Van Vui, och Nguyen Van Vui; Pakanit Kupittayanant. Effects of Ocimum Gratissimum Leaf Essential Oils, Vitamin E, and Green Tea Polyphenols As a Supplement to Semen Extender On Chilled and Frozen Canine Sperm Quality: A Thesis Submitted in Partial Fulfillment of the Requirements for the Degree of Doctor of Philosophy in Animal Producton Technology Suranaree University of Technology. Nakhon Ratchasima: Suranaree University of Technology, 2019.

Nguyen, Van Vui, och Nguyen Van Vui; Pakanit Kupittayanant. Effects of Ocimum Gratissimum Leaf Essential Oils, Vitamin E, and Green Tea Polyphenols As a Supplement to Semen Extender On Chilled and Frozen Canine Sperm Quality: A Thesis Submitted in Partial Fulfillment of the Requirements for the Degree of Doctor of Philosophy in Animal Producton Technology Suranaree University of Technology. Nakhon Ratchasima: Suranaree University of Technology, 2019.