BETTENCOURT, A.M.S.; SANTOS-ESTEVEZ, M.; SAMPAIO, H.A.; CARDOSO, D. (2017). “Prehistoric Rock Art and Landscape: the outcrops and its forms were certainly not simple carving surfaces”, in C. Ribeiro, R.N. Martins (Eds.), I International Seminar on Art and Landscape, Guimarães: Laboratório da Paisagem, 137-153