On Modelling and Solving Heterogeneous Vehicle Routing Problem with Multi-Trips and Multi-Products. Jurnal Teknik Industri: Jurnal Keilmuan dan Aplikasi Teknik Industri, [S. l.], v. 21, n. 2, p. 91–104, 2019. DOI: 10.9744/jti.21.2.91-104. Disponível em: https://jurnalindustri.petra.ac.id/index.php/ind/article/view/22177. Acesso em: 23 sep. 2026.