Sebastian F. Noller, Roland Heiler, and Anja Pfennig, “Investigating the Adjustment of Punching Process of Poly Vinyl Chloride (PVC) and Polycarbonate/ Acrylonitrile Butadiene Styrene (PC/ABS) Cable Ducts using High-speed Video Recordings”, NAER-V16, pp. 11–20, Oct. 2021.