Ivantysynova, M., and R. Lasaar. “AN INVESTIGATION INTO MICRO- AND MACROGEOMETRIC DESIGN OF PISTON/CYLINDER ASSEMBLY OF SWASH PLATE MACHINES”. International Journal of Fluid Power, vol. 5, no. 1, Mar. 2004, pp. 23-36, https://journals.riverpublishers.com/index.php/IJFP/article/view/592.