Exército Brasileiro. "Hino à Bandeira Nacional" (in Portuguese). Brazil: Federative Republic of Brazil. Archived from the original on February 22, 2014. Retrieved January 29, 2014.
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Exército Brasileiro. "Hino à Bandeira Nacional" (in Portuguese). Brazil: Federative Republic of Brazil. Archived from the original on February 22, 2014. Retrieved January 29, 2014.