K. Kurzhals, M. Stoll, A. Bruhn, and D. Weiskopf. Symposium on Computational Aesthetics, Sketch-Based Interfaces and Modeling, and Non-Photorealistic Animation and Rendering (EXPRESSIVE, co-located with SIGGRAPH)., page 1:1-1:9. (2017)
D. Maurer, M. Stoll, and A. Bruhn. Scale Space and Variational Methods in Computer Vision. SSVM 2017. Lecture Notes in Computer Science, 10302, page 550-562. Springer International Publishing, (2017)