Al-Hashim, Abdullah bin Aqla, y Hamad Almebayedh, Chuxia Lin. «A Surveillance Study for Climate Change As an Environmental Education Model in GCC Countries». Opción 360 (abril 24, 2020): 892-907. Accedido junio 28, 2025. https://mail.produccioncientificaluz.org/index.php/opcion/article/view/31750.