@article{articleb91c35f8,
title   = {On diagnostics in symmetrical nonlinear models},
author = {Galea Rojas, Manuel Jesus and Paula, Gilberto Alvarenga and Cysneiros, Francisco José de Azevêdo},
year = {2005},
doi = {10.1016/j.spl.2005.04.033},
journal   = {Statistics & Probability Letters}
}