1.
- F, Makaje N, Tongkumchum P, Phon-On A, Laipaporn J. Natural Cubic Spline Model for Estimating Volatility. Int. J. Adv. Sci. Eng. Inf. Technol. [Internet]. 2018 Jul. 30 [cited 2024 Jun. 2];8(4):1085-90. Available from: https://ijaseit.insightsociety.org/index.php/ijaseit/article/view/3107