1. Calcolo delle pressioni nei vani fra i denti di una macchina oleodinamica ad ingranaggi esterni;Borghi,1991
2. I.M. Bidhendi, K. Foster, R. Taylor, Computer predictions of cyclic excitation sources for an external gear pump, in: Proceedings of the Computer Aided Design in High Pressure Hydraulic Systems Symposium-ImechE, 1983.
3. B. Zardin, F. Paltrinieri, M. Borghi, M. Milani, About the prediction of pressure variation in the inter-teeth volumes of external gear pumps, in: Proceedings of the 3rd FPNI-PhD Symposium on Fluid Power, Spain, 2004.
4. Characteristics of fluidborne noise generated by fluid power pumps (1st report, mechanism of generation of pressure pulsation in axial piston pump);Kojima;Bulletin of the JSME,1982
5. Characteristics of fluidborne noise generated by fluid power pump (2nd report, pressure pulsation in balanced vane pump);Kojima;Bulletin of the JSME,1984