@ARTICLE{ Bennett04aij,
author = {Brandon Bennett and A.P. Galton},
title = {A Unifying Semantics for Time and Events},
journal = {Artificial Intelligence},
year = {2004},
volume = {153},
pages = {13--48},
doi = {http://dx.doi.org/10.1016/j.artint.2003.02.001},
url = {http://authors.elsevier.com/sd/article/S0004370203001681},
leeds_file = {AIJ_Bennett_Galton_VEL.pdf}
}