BibTex format
@article{Feng:2006:10.1017/S037346330600381X,
author = {Feng, S and Ochieng, WY},
doi = {10.1017/S037346330600381X},
journal = {JOURNAL OF NAVIGATION},
pages = {381--394},
title = {An efficient worst user location algorithm for the generation of the Galileo integrity flag},
url = {http://dx.doi.org/10.1017/S037346330600381X},
volume = {59},
year = {2006}
}