Hussain, Maria, Wen Eng Ong, Farah Nazir, and Malik Zawwar Hussain. “Circular Arc Approximation by Quartic H-Bézier Curve”. Pakistan Journal of Statistics and Operation Research 13, no. 2 (June 1, 2017): 417-423. Accessed May 19, 2025. https://pjsor.com/pjsor/article/view/1689.