BibTex format
@article{Warren:1998:10.1046/j.1365-8711.1998.01881.x,
author = {Warren, SJ and Iovino, A and Hewett, PC and Shaver, PA},
doi = {10.1046/j.1365-8711.1998.01881.x},
journal = {MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY},
pages = {1215--1219},
title = {Spectroscopy of the optical Einstein ring 0047-2808},
url = {http://dx.doi.org/10.1046/j.1365-8711.1998.01881.x},
volume = {299},
year = {1998}
}