Xie, W.Li, J.2018-06-132018-06-132018-03Journal of the National Science Foundation of Sri Lanka, 46(1):p.89-94https://dl.nsf.gov.lk/handle/1/23640B-spline curveC3 continuityShape adjustmentTrigonometric polynomialC3 cubic trigonometric B-spline curves with a real parameterArticle