Bondarenko, I. “CONTENT OF LACTATEDEHYDROGENASE IN TISSUE EXTRACTS OF FUNCTIONAL LAYER IN RELATION TO THE STAGE OF SEXUAL CYCLE AND STATE OF SEXUAL FUNCTION OF COWS”. Bulletin of Sumy National Agrarian University. The Series: Veterinary Medicine, no. 2 (53), Jan. 2022, pp. 18-25, doi:10.32845/bsnau.vet.2021.2.3.