Wiercioch, Marian, Adam Luberański, Aleksander Krzyś, Danuta Skalska, and Józef Szlachta. 2016. “Impact of the System of Air Supply to a Milking Unit on Selected Parameters of Milking Machine Operation”. Agricultural Engineering 20 (3), 195–205. https://doi.org/10.1515/agriceng-2016-0057.