UNNIKRISHNAN, P. K.; CHAUBEY, A. K. An Empirical Study on the Enumeration Effect in Systematic Strip Sampling. Indian Forester, [S. l.], v. 112, n. 2, p. 93–100, 1986. DOI: 10.36808/if/1986/v112i2/9745. Disponível em: https://indianforester.co.in/index.php/indianforester/article/view/9745. Acesso em: 10 jul. 2025.