BibTex format
@article{Strasdat:2012:10.1016/j.imavis.2012.02.009,
author = {Strasdat, H and Montiel, JMM and Davison, AJ},
doi = {10.1016/j.imavis.2012.02.009},
journal = {Image and Vision Computing (IVC)},
pages = {65--77},
title = {Visual SLAM: Why filter?},
url = {http://dx.doi.org/10.1016/j.imavis.2012.02.009},
volume = {30},
year = {2012}
}