Combining Classifiers to Improve Part of Speech Tagging: A Case Study for Brazilian Portuguese. - Rachel Virgínia Xavier Aires; Sandra M. Aluísio; Denise Campos e Silva Kuhn; Marcio Luis Barsi Andreeta; Osvaldo N. Oliveira Jr. (IBERAMIA-SBIA 2000 Open Discussion Track, 2000)

An Initial Proposal for Cooperative Evaluation on Information Retrieval in Portuguese. - Rachel Virgínia Xavier Aires; Sandra M. Aluísio; Paulo Quaresma; Diana Santos; Mário J. Silva (PROPOR, 2003)

What is my Style? Using Stylistic Features of Portuguese Web Texts to Classify Web Pages According to Users' Needs. - Rachel Virgínia Xavier Aires; Aline M. P. Manfrin; Sandra M. Aluísio; Diana Santos (LREC, 2004)

Using style markers in Portuguese Web Searching. - Rachel Virgínia Xavier Aires (2005)

Automatic summarization for text simplification: evaluating text understanding by poor readers. - Paulo R. A. Margarido; Thiago A. S. Pardo; Gabriel M. Antonio; Vinícius B. Fuentes; Rachel Virgínia Xavier Aires; Sandra M. Aluísio; Renata P. M. Fortes (WebMedia (Companion), 2008)