@misc{determination+of+minor+loss+coefficients+of+air+by+pass+brake+used+in+pneumatic+tube+systems, author = {Dziechciowski, Zygmunt i Kozłowski, Igor}, title = {Determination of minor loss coefficients of air by-pass brake used in pneumatic tube systems}, journal = {Technical Transactions}, address = {Kraków}, publisher = {Wydawnictwo PK}, date = {2017}, number = {Y. 114, vol. 5} }