NGUYEN, T. Approximation Schemes for Two Non-Linear Knapsack Problems and Their Applications in Alternating Current Electric Systems. Journal of Computer Science and Cybernetics, [S. l.], v. 33, n. 2, p. 165–179, 2017. DOI: 10.15625/1813-9663/33/2/10673. Disponível em: https://vjs.ac.vn/index.php/jcc/article/view/10673. Acesso em: 4 may. 2024.