Issue No.06 - November (1996 vol.13)
DOI Bookmark: http://doi.ieeecomputersociety.org/10.1109/52.542297
It's difficult to determine event order in distributed systems because of the problem of observability. The author discusses this problem and evaluates different strategies for determining arrival order.
Colin Fidge, "Fundamentals of Distributed System Observation", IEEE Software, vol.13, no. 6, pp. 77-83, November 1996, doi:10.1109/52.542297