PT Unknown AU Geiger, C Geimer, M TI Efficiency Optimisation of a Forestry Crane by Implement Hydraulics with Energy Recovery SE VDI-MEG - 75th International Conference on Agricultural Engineering - LAND.TECHNIK AgEng 2017 - The Forum for Agricultural Engineering Innovations, Hannover, 10.-11. November 2017 PY 2017 BP 175 EP 184 VL 2300 LA english ER