Emmanuel, C. J. S. K., M. L. Kapoor, and V. K. Sharma. “Three Decades of Forest Genetics and Tree Improvement”. Indian Forester 118, no. 7 (July 1, 1992): 489–500. Accessed December 5, 2025. http://indianforester.co.in/index.php/indianforester/article/view/8454.