@book{114590,
	author = {Ďuďa, Rudolf. and Rejl, Luboš.},
	title = {La gran enciclopedia de los minerales},
	publisher = {Susaeta},
	year = {c1990.},
	address = {Checoslovaquia},
	edition = {2a ed.},
	note = {Spanish translation.}
}