@article{Buland1983,
author = {Buland, R. and Chapman, C.H.},
title = {The computation of seismic travel times},
journal = {Bulletin of the Seismological Society of America},
year = {1983},
volume = {73},
number = {5},
pages = {1271--1302},
URL = {http://www.bssaonline.org/content/73/5/1271.short},
}
