Santiago LE, Loomis J. The Relative Economic Value of Tropical Forest Rivers for Social Recreation and Nature-based Recreation: Implications for Estimating the Economic Benefits of New Hiking Trails. RCS [Internet]. 1 de enero de 2009 [citado 19 de abril de 2024];20:156-75. Disponible en: https://revistas.upr.edu/index.php/rcs/article/view/5722