An Effort to improve the effectiveness and efficiency of corn farmers’ production in Sidomulyo Village, Samarinda. Community Empowerment, [S. l.], v. 6, n. 9, p. 1685–1688, 2021. DOI: 10.31603/ce.5967. Disponível em: https://journal.unimma.ac.id/ce/article/view/5967. Acesso em: 2 oct. 2026.