Yongfu Ren

Ren, Y. F., Zhu, W. H., & Lee, Y. S. (2005). Material side tracing and curve refinement for pencil-cut machining of complex polyhedral models. COMPUTER-AIDED DESIGN, 37(10), 1015–1026. https://doi.org/10.1016/j.cad.2004.10.003