FERNÁNDEZ VALVERDE, S. M. Hydrogen as energy source to avoid environmental pollution. Geofísica Internacional, [S. l.], v. 41, n. 3, p. 223–228, 2002. DOI: 10.22201/igeof.00167169p.2002.41.3.334. Disponível em: http://revistagi.geofisica.unam.mx/index.php/RGI/article/view/774. Acesso em: 5 may. 2024.