Lu Wei. Offset-rational parametric plane curves. Computer Aided Geometric Design, 12(6):601-616, 1995. [doi]
@article{Wei95:0,
title = {Offset-rational parametric plane curves},
author = {Lu Wei},
year = {1995},
doi = {10.1016/01678-3969(40)0036R-},
url = {http://dx.doi.org/10.1016/01678-3969(40)0036R-},
researchr = {https://researchr.org/publication/Wei95%3A0},
cites = {0},
citedby = {0},
journal = {Computer Aided Geometric Design},
volume = {12},
number = {6},
pages = {601-616},
}