Nguyen TMT, Pham QT, Pham PH, Thieu PMT. Classification of 8-dimensional solvable Lie algebras having 7-dimensional Heisenberg nilradical. NSEN [Internet]. 2026 May 3 [cited 2026 Nov. 8];(Online First):1-15. Available from: https://dthujs.vn/index.php/nsen/article/view/2406