@book{104477,
	author = {Millán Gómez-Comino, Onésimo Manuel.},
	title = {400 problemas de matemáticas / },
	editor = {Imp. Copi-Servic)},
	publisher = {[O.M. Millán Gómez-Comino, },
	year = {1982] (},
	address = {Ciudad Real : }
}