BibTex format
@article{Aguilera-Franco:2005,
author = {Aguilera-Franco, N and Allison, P A},
journal = {Journal of Iberian Geology},
pages = {25--50},
title = {Events of the Cenomanian-Turonian Succession, Southern Mexico},
url = {http://www.ucm.es/info/estratig/JIG/vol_content/abstjour31_1.htm},
volume = {31},
year = {2005}
}