Reference:

Tomas Brazdil, Jan Krcal, Jan Kretinsky, and Vojtech Rehak. Fixed-delay events in generalized semi-markov processes revisited. In CONCUR, pages 140–155, 2011.

Suggested BibTeX entry:

@inproceedings{DBLP:confconcurBrazdilKKR11,
    author = {Tom{a}s Br{a}zdil and Jan Krc{a}l and Jan Kretinsky and Vojtech Reh{a}k},
    booktitle = {CONCUR},
    pages = {140-155},
    title = {Fixed-Delay Events in Generalized Semi-Markov Processes Revisited},
    year = {2011}
}