Bray, Joshua G., Jeffrey Neilson, Bustanul Arifin, and Hanung Ismono. “Voluntary Sustainability Standards and Social Network Development: The Unpredictable Impact Pathways to Achieving a Living Income Amongst Indonesian Coffee Farmers”. DIE ERDE – Journal of the Geographical Society of Berlin 154, no. 3 (September 11, 2024): 112–122. Accessed September 29, 2024. https://die-erde.org/index.php/die-erde/article/view/641.