MANDELA, N. Nelson Mandela’s Speech To The International Geographical Union On The Occasion Of The Presentation Ofthe Planet And Humanity Award (Durban, 4 August 2(02). Bollettino della Società Geografica Italiana, [S. l.], p. 317–322, 2003. DOI: 10.36253/bsgi-6934. Disponível em: https://bsgi.it/index.php/bsgi/article/view/6934. Acesso em: 16 oct. 2026.