@INPROCEEDINGS{ Leeds98arrowhead,
author = {Cohn, A G and Gotts, N M and Randell, D A and Cui, Z and Bennett, B and Gooday, J M},
title = {Exploiting Temporal Continuity in Temporal Calculi},
booktitle = {Spatial and Temporal Reasoning in Geographical Information Systems},
year = {1998},
editor = {Golledge, R G and Egenhofer, M J},
publisher = {Elsevier},
howpublished = {Specialist Meeting on Time in Geographic Space,Lake Arrowhead, California (1993)},
leeds_file = {Arrowhead.ps}
}