A Spatial-Allocation Model for Regional Health-Services Planning. - William J. Abernathy; John C. Hershey (Oper. Res., 1972)

A Three-Stage Manpower Planning and Scheduling Model - A Service-Sector Example. - William J. Abernathy; Nicholas Baloff; John C. Hershey; Sten Wandel (Oper. Res., 1973)