Sabah Jasim, Niran, Mohammed Yousif Turki, Mohammed S. Mechee, and Shrooq Bahjat Smeein. 2023. “Four Points Block Method With Second Derivative for Solving First Order Ordinary Differential Equations”. Journal of Kufa for Mathematics and Computer 10 (2): 16-22. https://doi.org/10.31642/JoKMC/2018/100203 .