[1] EXNER, H. et al. Hydraulics, Basic Principles and Components. Würzburg, Germany: Bosch Rexroth AG., 2011. 326 p. ISBN 978-3-9814879-3-0 .
[2] GÖTZ, W. Hydraulics. Theory and Applications. Ditzingen, Germany: OMEGON, 1998. 291 s. ISBN 3-980-5925-3-7.
[3] DODDANNAVAR, RAVI BARNARD, ANDRIES. (2005). Practical Hydraulic Systems - Operation and Troubleshooting for Engineers and Technicians. Elsevier. Online version available at:
https://app.knovel.com/web/toc.v/cid:kpPHSOTET2/viewerType:toc