Y. Al Bayati, A., عباس, K. Saeed, R., رستم, K. Hama-Salh, F., & فریدن. (2010). Construction of Lacunary Sextic spline function Interpolation and their Applications. Journal of Education and Science (JES), 23(3), 108–115. https://doi.org/10.33899/edusj.2010.58392