HERIYANTO, Heriyanto. Upaya Percepatan Respon Petani DalamPeningkatan Kontribusi Varietas Unggul Kedelai Terhadap Pendapatan Daerah Jawa Timur. Cakrawala, [S. l.], v. 6, n. 2, p. 114–128, 2012. DOI: 10.32781/cakrawala.v6i2.149. Disponível em: http://cakrawalajournal.org/index.php/cakrawala/article/view/149. Acesso em: 8 may. 2026.