Economic valuation for the conservation of the Huallaga River by the population of Tingo María, Las Orquídeas – Naranjillo de Leoncio Prado section. Revista de Investigación Cientifica Huamachuco, [S. l.], v. 1, n. 1, 2024. DOI: 10.61709/tm6pjb34. Disponível em: http://revistas.unca.edu.pe/index.php/rich/article/view/12. Acesso em: 28 dec. 2024.