TY - RPRT TI - PH-spline approximation for Bézier curve and rendering offset. AU - Zhi-Hao Zheng AU - Guo-Zhao Wang PY - 2004 DO - 10.1007/bf02841020 UR - https://pubmed.ncbi.nlm.nih.gov/14727311/ ID - 14727311 ER -