I. Abdulhussein A, S. Fadhel F. Solution of Oxygen Diffusion Moving Boundary Value Problem Based on Variational Iteration Least Square Methods. Al-Nahrain J. Sci. [Internet]. 2025 Mar. 15 [cited 2026 May 22];28(1):151-8. Available from: https://anjs.edu.iq/index.php/anjs/article/view/2834