YILMA HAROYU; MUKTAR BAYEH; HABTE WOLLE. Valuation of environmental goods and services: The case of Bale Mountains National Park, Ethiopia. African Journal of Environmental Economics and Management, [S. l.], v. 4, n. 1, p. 270–281, 2016. Disponível em: https://elixirpublishers.in/index.php/ajeem/article/view/1037. Acesso em: 27 apr. 2025.