Sanches, Maria de JesusTeixeira, Joana CastroPérez, Julián Bécares2023-05-302023-05-302022978-84-9718-715-2http://hdl.handle.net/10400.26/44951engArte Rupestre / Rock ArtBetween Spain and Portugal. Schematic art in the middle and lower Douro basinbook part