Les A. Piegl, Wayne Tiller. Least-Squares B-Spline Curve Approximation with Arbitary End Derivatives. Eng. Comput. (Lond.), 16(2):109-116, 2000. [doi]
@article{PieglT00a,
title = {Least-Squares B-Spline Curve Approximation with Arbitary End Derivatives},
author = {Les A. Piegl and Wayne Tiller},
year = {2000},
url = {http://www.springerlink.com/openurl.asp?genre=article&issn=0177-0667&volume=16&issue=2&spage=109},
researchr = {https://researchr.org/publication/PieglT00a},
cites = {0},
citedby = {0},
journal = {Eng. Comput. (Lond.)},
volume = {16},
number = {2},
pages = {109-116},
}