Rodrigues, Érica dos S., and Marina R. A. Augusto. “Formal Models of Grammar: The Minimalist Program and Constraint-Based Grammars – HPSG and LFG”. MATRAGA - Journal published by the Graduate Program in Letters at Rio de Janeiro State University (UERJ) 16, no. 24 (December 30, 2009). Accessed May 3, 2025. https://www.e-publicacoes.uerj.br/matraga/article/view/27800.