L. Donati, N. Stolfi. Singularities of Illuminated Surfaces. International Journal of Computer Vision, 23(3):207-216, 1997. [doi]
@article{DonatiS97, title = {Singularities of Illuminated Surfaces}, author = {L. Donati and N. Stolfi}, year = {1997}, doi = {10.1023/A:1007915015508}, url = {http://dx.doi.org/10.1023/A:1007915015508}, researchr = {https://researchr.org/publication/DonatiS97}, cites = {0}, citedby = {0}, journal = {International Journal of Computer Vision}, volume = {23}, number = {3}, pages = {207-216}, }