A Set Packing Approach for Scheduling Elective Surgical Procedures. - Rafael Velásquez; M. Teresa Melo (OR, 2005)

An LP-based Heuristic Approach for Strategic Supply Chain Design. - Rafael Velásquez; M. Teresa Melo; Stefan Nickel (OR, 2005)

Tactical Operating Theatre Scheduling: Efficient Appointment Assignment. - Rafael Velásquez; M. Teresa Melo; Karl-Heinz Küfer (OR, 2007)