Rodriguez, J. M., M. Crasso, A. Zunino, y M. Campo. An Analysis of Frequent Ways of Making Undiscoverable Web Service Descriptions. Electronic Journal of SADIO (EJS), Vol. 9, n.º 1, Sept. 2010, pp. 5-23, https://publicaciones.sadio.org.ar/index.php/EJS/article/view/76.