Rohr Marques CM, Agüero Contreras FC. Environmental education at secondary school level in africa: a case study in Benguela-Angola. RUS [Internet]. 5 de mayo de 2022 [citado 2 de abril de 2025];14(3):282-97. Disponible en: https://rus.ucf.edu.cu/index.php/rus/article/view/2870