@article{journal, author = {Aragon{\`e}s i Valls, E.}, title = {Descobrint el vulcanisme quaternari de la Garrotxa: De les observacions precient{\'i}fiques als primers estudis geol{\`o}gics (s. XVI-XIX)}, year = {2001}, volume = {10}, pages = {77--125}, journal = {Treballs del Museu de Geologia de Barcelona}, keywords = {History of Science, l6th-l9th centuries, Geology, Quaternary, Vulcanism, Volcanic Region of Olot, Catalonia, Spain} }