“Lula 2022? Brazil poised for sensational political comeback”. The Guardian (30 July 2021). 5 August 2021時点のオリジナルよりアーカイブ。5 August 2021閲覧。 “With former president's political rights restored, polls suggest he would thrash Jair Bolsonaro if he stands for election”
“Lula 2022? Brazil poised for sensational political comeback”. The Guardian (30 July 2021). 5 August 2021時点のオリジナルよりアーカイブ。5 August 2021閲覧。 “With former president's political rights restored, polls suggest he would thrash Jair Bolsonaro if he stands for election”
“Hemispheres”. Tufts (2004年). 5 August 2011時点のオリジナルよりアーカイブ。17 August 2010閲覧。