//-->
Solving the vehicle routing problem with multiple trips by adaptive memory programming
Olivera, Alfredo, (2007)
A GRASP algorithm for a capacitated, fixed charge, multicommodity network flow problem with uncertain demand and survivablity constraints
Olivera, Alfredo, (2010)
Analysis of the quantities of the remanufacturing plan of perfect cost
PiƱeyro, Pedro, (2012)