1. The Maximal Covering Location Problem,;Revelle;Papers of the Regional Science Association,1974
2. This result holds irrespective of the number of ambulances in the total regional fleet. In the extreme, increasing the number of supply sites would simply mean decentralizing some ambulance units.
3. The Location of Emergency Service Facilities
4. Daberkow S. G. , “Demand and Location Aspects of Emergency Medical Facilities in Rural Northern California,” Ph.D. thesis, University of California, Davis, 1976.
5. Stevenson K. , “Operational Aspects of Emergency Ambulance Services,” Technical Report No. 61, Operations Research Center, Massachusetts Institute of Technology, Cambridge, May 1971.