Y. BROCKELMAN, W. Counting gibbons: The evolution of sample methods. Interdisciplinary Research Review, [S. l.], v. 14, n. 6, p. 21–27, 2019. Disponível em: https://ph02.tci-thaijo.org/index.php/jtir/article/view/239001. Acesso em: 4 may. 2024.