@book{175656,
	author = {Jensen, Jens Christian. and Piñel López, María Teresa.},
	title = {Caspar David Friedrich },
	publisher = {Blume, },
	year = {D. L. 1980.},
	series = {Bb ; },
	address = {Barcelona : },
	edition = {1ª ed.},
	note = {Índices.}
}