@article {884,
	title = {Cole{\'o}pteros cavern{\'\i}colas del Montsec y zonas lim{\'\i}trofes, in: Cat{\'a}logo espeleol{\'o}gico de la Serra del Montsec},
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	year = {1970},
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	author = {Escol{\`a}, O}
}
@article {757,
	title = {Oreosigenus Enolensis, victima de la Guerra Civil},
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	author = {Escol{\`a}, O}
}
@article {680,
	title = {Els Cole{\'o}pters cavern{\'\i}coles del Pened{\`e}s},
	journal = {Espele{\textquoteleft}oleg},
	volume = {33},
	year = {1982},
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	author = {Escol{\`a}, O}
}
