Duque-Correa, Andres Felipe, and María Gulnara Baldoquín-de la Peña. 2018. “Solving the Assignment of Customers to Trucks and Visiting Days in a Periodic Routing Real-World Case”. Ingenieria Y Universidad 22 (1):53-76. https://doi.org/10.11144/Javeriana.iyu22-1.sact.