@article {11717,
	title = {R{\'e}partition du Royerella villardi Bedel dans le Jura (Coleoptera Bathysciitae)},
	journal = {NBsp},
	volume = {10},
	number = {1},
	year = {1955},
	pages = {23-26.},
	author = {Jeannel, R}
}
@article {11712,
	title = {Royerella villardi Bedel (Coleopt. Silph.) dans le Jura suisse},
	journal = {Stalactite},
	volume = {5},
	number = {6},
	year = {1955},
	pages = {12-14.},
	author = {Aellen, V.}
}
