(1)
Bastos, S. D. G.; Galvão, V. C. C.; Gonçalves, S. C. L.; Hattnher, M. M. D.; Hengeveld, K.; Sousa, G. C. de; Vendrame, V. The Expressibility of Modality in Representational Complement Clauses in Brazilian Portuguese. Alfa 2009, 51.