त्रिपाठी Tripathi गीता Geeta थपलिया Thapaliya. “गहन पर्यावरणको सैद्धान्तिक अवधारणा Gahan Paryavaranko Saiddhantik Awadharana”. Tribhuvan University Journal 32, no. 2 (December 31, 2018): 281–294. Accessed April 25, 2024. https://www.nepjol.info/index.php/TUJ/article/view/24724.