An Easy to Use Implementation of Linear Perturbations within CGAL. - Jochen Comes; Mark Ziegelmann (WAE, 1999)

Resource Constrained Shortest Paths. - Kurt Mehlhorn; Mark Ziegelmann (ESA, 2000)

CNOP - A Package for Constrained Network Optimization. - Kurt Mehlhorn; Mark Ziegelmann (ALENEX, 2001)

Constrained shortest paths and related problems. - Mark Ziegelmann (2004)

Constrained shortest paths and related problems - constrained network optimization. - Mark Ziegelmann (VDM, 2007)