(en) Vidal, John, "Shell oil paid Nigerian military to put down protests, court documents show", The Guardian, 3 oktober 2011. Geraadpleegd op 1 oktober 2012. “Confidential memos, faxes, witness statements and other documents, released in 2009, show the company regularly paid the military to stop the peaceful protest movement against the pollution [...] In 2009, in a New York federal court, that evidence never saw light during the trial.”
