[u' @article{almeida_web_2007, title = {Web {Service} {Enhancements}: {Extensiones} de {Servicios} {Web} para. {NET} ({I})}, number = {153}, journal = {S\xf3lo Programadores}, author = {Almeida, Aitor and Sainz, David}, year = {2007}, keywords = {.net, Web services, software architecture}, pages = {48--52}, } ']