URL:
http://rewerse.net/publications/rewerse-publications.html#REWERSE-RP-2004-25

BibTeX:

@inproceedings{REWERSE-RP-2004-25,
	author = {Hans J\"urgen Ohlbach},
	title = {The role of labelled partitionings for modelling periodic temporal notions},
	booktitle = {Proceedings of 11th International Symposium on TEMPORAL REPRESENTATION AND REASONING, Tatihoui, Normandie, France (1st--3rd July 2004)},
	year = {2004},
	organization = {greyc},
	url = {http://rewerse.net/publications/rewerse-publications.html#REWERSE-RP-2004-25}
}