Network location problems occur when new facilities are to be located on a network. The network of interest may be a road network, an air transport network, a river network, or a network of shipping lanes. For a given network location problem, the new facilities are often idealized as points,...

The discussion of the fundamental p-center and p-median problems in Part I of this paper provides the basis for the work surveyed in Part II. Part II deals with the minimax and minisum location problems with mutual communication, location problems involving multiple objectives, the distance...