Bates, C. G. “Forest and Stream-Flow Experiment at Wagon Whell Gap, Colorado. Final Report, on Completion of the Second Phase of the Experiment”. Indian Forester 54, no. 12 (November 30, 1928): 674–675. Accessed December 27, 2025. https://indianforester.co.in/index.php/indianforester/article/view/19584.