MASANI, N. J. Simple Calculations in the Design of Forest Bridges of Stock Spans of 15, 20, 30 and 40 Feet - Part V ( a ) (Graphical Method). Indian Forester, [S. l.], v. 77, n. 1, p. 28–54, 1951. DOI: 10.36808/if/1951/v77i1/23276. Disponível em: https://indianforester.co.in/index.php/indianforester/article/view/23276. Acesso em: 21 aug. 2025.