TIWARI, K. P. Volume Stratification for Stratified Sampling Through Pilot Survey with Aerial Photographs. Indian Forester, [S. l.], v. 103, n. 9, p. 592–601, 1977. DOI: 10.36808/if/1977/v103i9/11781. Disponível em: https://indianforester.co.in/index.php/indianforester/article/view/11781. Acesso em: 21 aug. 2025.