@misc{PrudĂȘncio1998, author = "M. I. Prud{\^e}ncio and J. C. Waerenborgh and M. A. Gouveia and M. J. Trindade and E. Alves and M. A. Sequeira Braga and C. A. Alves and M. O. Figueiredo and T. Silva", address = "Rotterdam", editor = "Arehart, G. B. and Hulston, J. R.", publisher = "Balkema", title = "{D}egradation processes of trachytes in monument fa{\c{c}}ades, {A}zores, {P}ortugal", year = "1998", }