@article{Olipra_2019, title={CYCLES IN THE GLOBAL MILK MARKET}, volume={52}, url={http://www1.up.poznan.pl/jard/index.php/jard/article/view/1253}, DOI={10.17306/J.JARD.2019.01100}, number={2}, journal={Journal of Agribusiness and Rural Development}, author={Olipra, Jakub}, year={2019}, month={Jul.}, pages={165–172}