Dietrich, Alexander, Ron van de Sand, and Jörg Reiff-Stephan. “Implementation of a Machine Tool Retrofit System”. TH Wildau Engineering and Natural Sciences Proceedings 1 (June 15, 2021). Accessed April 26, 2024. https://www.tib-op.org/ojs/index.php/th-wildau-ensp/article/view/19.