Kresna Wirawan IDG, Suanda IW, Siti Firmani P. Integration of Green Economy and Digital Marketing in the Empowerment of Coffee Farmers in Belatungan Village: Circular Economy Approach and Market Transformation. Spekta [Internet]. 2026Jun.28 [cited 2026Jul.2];7(1):130-49. Available from: http://journal2.uad.ac.id/index.php/spekta/article/view/15762