1. S. Helduser, "Improved Energy Efficiency in Plastic Injection Molding Machines", 8 th Scandinavian International Conference on Fluid Power, SICFP'03, Tampere, Finland, (2003);
2. A. Helbig, "Injection Molding Machine with Electric-Hydrostatic Drives", 3. International Fluid Power colloquium, Aachen, Volume I, pp. 67-81, (2002);
3. H. Esders, "Elektrohydraulisches Load Sensing für Mobile Anwendungen" (in German), O+P Ölhydraulik und Pneumatik 36, Nr.8, (1994);
4. D. Lovrec, M. Kastrevc, S. Ulaga, "Electro-hydraulic load sensing with a speed-controlled hydraulic supply system on forming-machines", The International Journal of Advanced Manufacturing Technology, Vol. 41, No. 11-12, pp. 1066-1075, doi: 10.1007/s00170-008-1553-y, (2009);
5. W. Huang, L. Quan, J. Huang, "Flow Matching with combined control of the pump and the valves for the independent metering swing system of a hydraulic excavator", Proceedings of the Institution of Mechanical Engineers Part D Journal of Automobile Engineering, Vol. 232, Iss.10 (1):095440701772884, pp. 1310-1322, doi:10.1177/0954407017728848, (2017);