Masani NJ. Simple Calculations in the Design of Forest Bridges of Stock Spans of 15, 20, 30 and 40 Feet. Indian Forester [Internet]. 1950 Sep. 1 [cited 2025 Aug. 21];76(9):383-94. Available from: https://indianforester.co.in/index.php/indianforester/article/view/23237