Mamchenko , V., Lavryniuk , O., & Vechorka , V. (2021). Evaluation of feeding techniques of service dogs in the conditions of the training laboratory of cynology of polish national university. Bulletin of Sumy National Agrarian University. The Series: Livestock, (2 (45), 103-107. https://doi.org/10.32845/bsnau.lvst.2021.2.15