@inproceedings{paroc03,
 author = {Luboš Brim and Ivana Černá and  Lukáš Hejtmánek},
 booktitle = {Parallel Computing: Software Technology, Algorithms, 
Architectures & Applications},
 editor = {G.R. Joubert, W.E. Nagel, F.J. Peters and W.V. Walter },
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 optannote = {},
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 optkey = {},
 optmonth = {},
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 pages = {297 -- 305},
 publisher = {Elsevier V.B.},
 series = {Advances in Parallel Computing},
 title = {Distributed Negative Cycle Detection Algorithms},
 volume = {13},
 year = {2004}
}