PHAM, My Hanh. Travelling salesman problem modelling by mixed integer linear programming of python (MIP). Natural Sciences Issue, [S. l.], v. 11, n. 5, p. 29–34, 2022. Disponível em: https://dthujs.vn/index.php/nsen/article/view/59. Acesso em: 10 sep. 2026.