त्रिपाठी Tripathi ग. G. थ. T. गहन पर्यावरणको सैद्धान्तिक अवधारणा Gahan Paryavaranko Saiddhantik Awadharana. Tribhuvan University Journal, [S. l.], v. 32, n. 2, p. 281–294, 2018. DOI: 10.3126/tuj.v32i2.24724. Disponível em: https://nepjol.info./index.php/TUJ/article/view/24724. Acesso em: 26 dec. 2024.