@article{SKVORTSOVA2019productive,
author={SKVORTSOVA, E.G. and Neverova, O.P. and Chepushtanova, O.V.},
title={PRODUCTIVE LONGEVITY OF COWS OF BLACK-AND-PESTROUS BREEDS AND CAUSES OF THEIR EXTRACTION},
journal={Agrarian Bulletin of the},
publisher={Ural State Agrarian University},
year={2019},
pages={54-61},
volume={184},
issue={5},
}