@book{14827, author = {Filipe, Joaquim. and Cordeiro, José. and SpringerLink (Online service)}, title = {Web Information Systems and Technologies}, publisher = {Springer-Verlag Berlin Heidelberg,}, year = {2008.}, series = {Lecture Notes in Business Information Processing,}, address = {Berlin, Heidelberg :}, url = {http://dx.doi.org/10.1007/978-3-540-68262-2} }