@article{BerendtTolosanaHoffmannetal.2021, author = {Ferr{\´e}ol Berendt and Eduardo Tolosana and Stephan Hoffmann and Paula Alonso and Janine Schweier}, title = {Harvester Productivity in Inclined Terrain with Extended Machine Operating Trail Intervals: A German Case Study Comparison of Standing and Bunched Trees}, journal = {Sustainability}, volume = {12}, number = {21}, doi = {10.3390/su12219168}, year = {2021}, }