1. As gravuras rupestres da Idade do Ferro no Vale de Vermelhosa (Douro – Parque Arqueológico do Vale do Côa);de Abreu,2000
2. Pothole erosion;Alexander;Journal of Geology,1932
3. Sediment fluxes from model and real bedrock-channeled catchments: responses to baselevel, knickpoint and channel network evolution;Anderson;Geological Society of America Abstracts with Programs,1994
4. Changes of bedload characteristics along the Marsyandi River;Attal,2006
5. Arqueologia: Salto do Boi – Cardina I. Arte rupestre e pré-história do Vale do Côa (trabalhos de 1995–96);Aubry,1997