São Paulo, 4 March 1953 - Institutional correspondence Arturo Profili's letter to Paulo E. de Berrêdo Carneiro, dated 4 March 1953
São Paulo, 3 August 1953 - Institutional correspondence Arturo Profili's letter to Paulo E. de Berrêdo Carneiro, dated 3 August 1953
<em>St. Louis Post-Dispatch</em>, Saint-Louis, November 13, 1969, front page and inside pages - Article “Lieutenant Accused of Murdering 109 Civilians”