Achour Mostéfaoui, Michel Raynal, Makoto Takizawa. Consistent Lamport Clocks for Asynchronous Groups with Process Crashes. In Victor E. Malyshkin, editor, Parallel Computing Technologies, 5th International Conference, PaCT-99, St. Petersburg, Russia, September 6-10, 1999, Proceedings. Volume 1662 of Lecture Notes in Computer Science, pages 98-107, Springer, 1999. [doi]