CORRÊA, P. L. P. ., P. . SALVANHA, A. M. . SARAIVA, P. S. . NETO, C. R. . VALÊNCIO, and R. C. G. . DE SOUZA. “A MODEL FOR ANALYSING DATA PORTAL PERFORMANCE: THE BIODIVERSITY CASE”. Journal of Web Engineering, vol. 12, no. 3-4, Jan. 2013, pp. 232-48, https://journals.riverpublishers.com/index.php/JWE/article/view/4157.