Mustafa, Atta ul, Haleema Afzal, and Zunaira Zahoor. “Green Economy and Its Future”. Journal of Sustainable Tourism and Entrepreneurship 2, no. 3 (December 25, 2020): 119–131. Accessed July 15, 2025. https://goodwoodpub.com/index.php/JoSTE/article/view/650.