@article {5924,
	title = {Good genes and good luck: ammonoid diversity and the end-Permian mass extinction},
	journal = {Science},
	volume = {325},
	year = {2009},
	note = {PDF},
	pages = {1118-1121},
	keywords = {ammonites, cephalopoda, macroevolution, mass extinction, mollusca, paleozoic, permian},
	author = {Brayard, Arnaud and Escarguel, Gilles and Bucher, Hugo and Monnet, Claude and Br{\"u}hwiler, Thomas and Goudemand, Nicolas and Galfetti, Thomas and Guex, Jean}
}
