CAMERON, T.W.M. Food or Famine for the Fifth Billion: International Biological Programme. Blue Jay, [S. l.], v. 25, n. 4, 1967. DOI: 10.29173/bluejay2993. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/2993. Acesso em: 7 may. 2024.