An engineering approach to model-based troubleshooting in communication networks. - Nassem A. Khan; Paul H. Callahan; Rajesh Dube; Jason L. Tsay; William Van Dusen (IEEE J. Sel. Areas Commun., 1988)

Rule-based expert systems for network management and operations: an introduction. - Robert N. Cronk; Paul H. Callahan; Lawrence Bernstein (IEEE Netw., 1988)