author = "Rui Pedro Talhadas dos Santos",
   title = "Estruturas Gramaticais e {N}{\'\i}veis de Profici{\^e}ncia em Portugu{\^e}s {L}{\'\i}ngua Estrangeira",
   BibTexOrigem = "11809 www.Inesc-ID.pt 2019-02-21"

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