@misc{evaluation+of+pressure+losses+reduction+possibility+for+weh22+directional+control+valve+by+internal+geometry+correction,
    author = {Lisowski, Edward i Rajda, Janusz},
    title = {Evaluation of pressure losses reduction possibility for WEH22 directional control valve by internal geometry correction},
    journal = {Technical Transactions},
    address = {Kraków},
    publisher = {<a href=\"http://www.wydawnictwo.pk.edu.pl/\" target=\"_blank\">Wydawnictwo PK</a>},
    date = {2017},
    number = {Y. 114, vol. 7}
}