Simbolon SHB, Gracia S, Sinaga RE, Br Sembiring T. Farmers’ perceptions and interest regarding membership in Merah Putih Village cooperative in Sempajaya Village. cceria [Internet]. 2026 Jul. 16 [cited 2026 Jul. 30];20(3):213-20. Available from: https://ejournal.cria.or.id/index.php/ccria/article/view/456