@book{140975,
	author = {Wilkens, Jack. and Dantón Ferrero, Demófilo.},
	title = {Nicolás Alexandrovitch Romanoff, ciudadano soviético / },
	editor = {Imp. de Galo Saez)},
	publisher = {J. Mª Yagúes, },
	year = {1931 (},
	address = {Madrid : }
}