Singh, V. R. S., and G. M. “Shri Swaraj Dutta (November 3, 1940 – March 15, 2021), Bhubaneswar”. Indian Forester 147, no. 4 (April 30, 2021): 429–429. Accessed December 5, 2025. http://indianforester.co.in/index.php/indianforester/article/view/159935.