BibTex format
@article{Lawther:2014:plms/pdu011,
author = {Lawther, R and Liebeck, MW and Seitz, GM},
doi = {plms/pdu011},
journal = {PROCEEDINGS OF THE LONDON MATHEMATICAL SOCIETY},
pages = {553--595},
title = {Outer unipotent classes in automorphism groups of simple algebraic groups},
url = {http://dx.doi.org/10.1112/plms/pdu011},
volume = {109},
year = {2014}
}