@article {Jukes-Browne1904,
	title = {Cretaceous rocks of Britain},
	journal = {Memoirs of the Geological Survey of the United Kingdom},
	volume = {3},
	year = {1904},
	pages = {520{\textendash}556},
	keywords = {RCBS, TIP},
	author = {Jukes-Browne, A J}
}
@article {Felix1904,
	title = {Polypiers du S{\'e}nonien portugais},
	journal = {Comunica{\c c}{\~o}es dos Servi{\c c}os Geol{\'o}gicos de Portugal},
	volume = {5},
	number = {2},
	year = {1904},
	pages = {375{\textendash}388},
	keywords = {RCBS, TIP},
	author = {Felix, Johannes}
}
