Communication Protocols for Fault-Tolerant Clock Synchronization in Not-Completely Connected Networks. - Manfred J. Pfluegl; Douglas M. Blough (SRDS, 1992)

A New and Improved Algorithm for Fault-Tolerant Clock Synchronization. - Manfred J. Pfluegl; Douglas M. Blough (J. Parallel Distributed Comput., 1995)