TSANG, H. Documentary and ecosemiotics: Frames and faces in the work of Johan van der Keuken. Sign Systems Studies, [S. l.], v. 44, n. 1/2, p. 186–208, 2016. DOI: 10.12697/SSS.2016.44.1-2.11. Disponível em: https://ojs.utlib.ee/index.php/sss/article/view/SSS.2016.44.1-2.11. Acesso em: 25 apr. 2024.