Wida RE, Heru I, Mujiyo. ARE THE MARKETING CHANNELS OF PORANG COMMODITIES IN MONOPSONY MARKETS EFFICIENT? (CASE STUDY IN WONOGIRI DISTRICT). AGS [Internet]. 2024 Oct. 27 [cited 2026 Oct. 15];8(2). Available from: https://journal.univetbantara.ac.id/index.php/agrisaintifika/article/view/5099