«They come shooting…». Amnesty International, The maintenance of order at the heart of socially excluded populations, report of 2005.
web.amnesty.org
“Brazil: Caveirão -- Rio’s real “bogeyman””. Amnesty International (2006年3月13日). 2008年9月19日閲覧。 ““The caveirão has become a powerful symbol of the failings of public security policies in Rio de Janeiro. It typifies the police’s confrontational and divisive approach to Rio’s public security crisis,” said Marcelo Freixo of Global Justice at the launch of a campaign against the use of the caveirão in Brazil’s favelas.”
extrajudicialexecutions.org
Report on extra judicial executions of the New York University School of Law:« BOPE officers falsified the crime scene to incriminate the victims in an attempt to make them seem like members of a drug trafficking gang. No weapons were found with the victims and none of them had a history of criminal activity »