M.S, Sarmila,; LYNDON, Novel; CHE ROSE, Rosniza Aznie; SELVADURAI, Sivapalan; RAMLY, Rusyda. Peranan Koperasi Dalam Meningkatkan Pendapatan Pekebun Kecil: Kajian Kes Koperasi Penanaman Sawit Mampan (KPSM): The Role of Cooperatives in Increasing Smallholder’s Income: Case Study on Sustainable Palm Oil Cooperative (KPSM). GEOGRAFI, [S. l.], v. 5, n. 3, p. 64–71, 2017. Disponível em: https://ejournal.upsi.edu.my/index.php/GEOG/article/view/2069. Acesso em: 6 dec. 2025.