Analyzing tradeoffs between zonal constraints and accessibility in facility location. - Ross A. Gerrard; Richard L. Church (Comput. Oper. Res., 1994)

Selecting conservation reserves using species-covering models: Adapting the ARC/INFO GIS. - Ross A. Gerrard; Richard L. Church; David M. Stoms; Frank W. Davis (Trans. GIS, 1997)