1.
Lê CK, Nguyễn TL, Nguyễn M Đức C. Solving the problem of electric generator units combination with multiple fuel option using lagrange multiplier theory. JTE [Internet]. 2013 Dec. 26 [cited 2026 Apr. 8];8(3):10-6. Available from: https://jte.edu.vn/index.php/jte/article/view/741