Attar, S. K., K. Kumar, and S. K. Jha. “Diversity Analysis in Persian Walnut (<i>Juglans regia< I> L.) Trees of Shimla Hills”. Indian Forester 140, no. 8 (August 1, 2014): 789–792. Accessed December 29, 2025. https://indianforester.co.in/index.php/indianforester/article/view/51789.