@article{Juri SHIMIZU2020, title={Evaluation of Tracking Control for Hydraulic Direct-drive System}, author={Juri SHIMIZU and Takuya OTANI and Kenji HASHIMOTO and Atsuo TAKANISHI}, journal={JFPS International Journal of Fluid Power System}, volume={13}, number={3}, pages={17-24}, year={2020}, doi={10.5739/jfpsij.13.17} }