@article{journal,
author = {Kennedy, W. J. and Bilotte, M.},
title = {Cenomanian ammonites from Santander (Cantabria) and Sopeira (Arag{\'o}n, southcentral Pyrenees), northern Spain},
year = {2014},
volume = {20},
pages = {21--32},
journal = {Treballs del Museu de Geologia de Barcelona},
keywords = {ammonites, Cretaceous, Cenomanian, Cantabria, Huesca, Spain}
}