“Efisiensi Teknis Usahatani Jagung Di Kabupaten Mojokerto Jawa Timur Dengan Pendekatan Stochastic Production Frontier (SPF)”. Forum Agribisnis 15, no. 2 (September 29, 2025): 372–382. Accessed June 6, 2026. https://journal.ipb.ac.id/index.php/fagb/article/view/61908.