[EN] In this paper the following facility location problem in a mixed planar-network space is considered: We assume that traveling along a given network is faster than traveling within the plane according to the Euclidean ...
García-Archilla, Bosco; Lozano, Antonio J.; Mesa, Juan A.; Perea Rojas Marcos, Federico(Springer Verlag, 2011-04)
This paper analyzes the solvability of a railway network design problem and its robust version. These problems are modeled as integer linear programming problems with binary variables, and their solutions provide topological ...
Perea Rojas Marcos, Federico; Menezes, Mozart B. C.; Mesa, Juan A.; Rubio-Del-Rey, Fernando(Springer-Verlag, 2020-07)
[EN] In this paper we analyze the computational complexity of transportation infrastructure network design problems, in the presence of a competing transportation mode. Some of these problems have previously been introduced ...