Al-Abayechi, Ameer. “Matrix Representation for Decomposable Solvable Six-Dimensional Lie Algebra”. Journal of Education and Science 35, no. 1 (January 1, 2026): 1–7. Accessed January 20, 2026. https://edusj.uomosul.edu.iq/index.php/edusj/article/view/49258.