@article{journals/cagd/AlbrechtBFH08, title = {On the approximation order of tangent estimators.}, author = {G. Albrecht and J.-P. Bécar and Gerald E. Farin and Dianne Hansford}, journal = {Computer Aided Geometric Design}, number = {2}, pages = {80-95}, url = {http://dblp.uni-trier.de/db/journals/cagd/cagd25.html#AlbrechtBFH08}, volume = {25}, year = {2008}, biburl = {http://www.bibsonomy.org/bibtex/2c2d8348c172e912ded591445d66d5866/dblp}, description = {dblp}, ee = {http://dx.doi.org/10.1016/j.cagd.2007.05.005}, date = {2008-03-07}, keywords = {dblp } }