Anies Fatmawati, Aylin Yermekova, Andi Fatihah Syahrir, and Neva Dian Permana. “Pricing Sustainability in Decentralized Finance: An Empirical Analysis of the ESG Premium in Digital Assets”. Enigma in Economics, Vol. 3, no. 2, Oct. 2025, pp. 120-33, doi:10.61996/economy.v3i2.109.