Phillip J. Barry, Ronald N. Goldman. A recursive proof of a B-spline identity for degree elevation. Computer Aided Geometric Design, 5(2):173-175, 1988. [doi]
@article{BarryG88, title = {A recursive proof of a B-spline identity for degree elevation}, author = {Phillip J. Barry and Ronald N. Goldman}, year = {1988}, doi = {10.1016/0167-8396(88)90030-1}, url = {http://dx.doi.org/10.1016/0167-8396(88)90030-1}, researchr = {https://researchr.org/publication/BarryG88}, cites = {0}, citedby = {0}, journal = {Computer Aided Geometric Design}, volume = {5}, number = {2}, pages = {173-175}, }