BibTex format
@article{Mortlock:2000:10.1046/j.1365-8711.2000.03892.x,
author = {Mortlock, DJ and Webster, RL},
doi = {10.1046/j.1365-8711.2000.03892.x},
journal = {Monthly Notices of the Royal Astronomical Society},
pages = {872--878},
title = {The statistics of wide-separation lensed quasars},
url = {http://dx.doi.org/10.1046/j.1365-8711.2000.03892.x},
volume = {319},
year = {2000}
}