PALMER, M. A.; BERNHARDT, E. S.; CHORNESKY, E. A. Ecological science and sustainability for the 21st century. Himalayan Journal of Sciences, [S. l.], v. 3, n. 5, p. 25–32, 2007. DOI: 10.3126/hjs.v3i5.458. Disponível em: https://www.nepjol.info/index.php/HJS/article/view/458. Acesso em: 5 may. 2024.