Lee R. Nackman. Curvature relations in three-dimensional symmetric axes. Computer Vision, Graphics, and Image Processing, 19(1):84, 1982. [doi]
@article{Nackman82a, title = {Curvature relations in three-dimensional symmetric axes}, author = {Lee R. Nackman}, year = {1982}, doi = {10.1016/0146-664X(82)90122-8}, url = {http://dx.doi.org/10.1016/0146-664X(82)90122-8}, researchr = {https://researchr.org/publication/Nackman82a}, cites = {0}, citedby = {0}, journal = {Computer Vision, Graphics, and Image Processing}, volume = {19}, number = {1}, pages = {84}, }