KHAIRANI, P.; SUPRAYITNO, S.; WARJIO, W. Sejarah Pembangunan Pertanian di Kabupaten Deli Serdang pada masa Orde Baru (1968-1998). Yupa: Historical Studies Journal, [S. l.], v. 6, n. 1, p. 76–89, 2022. DOI: 10.30872/yupa.v6i1.1150. Disponível em: https://jurnal.fkip.unmul.ac.id/index.php/yupa/article/view/1150. Acesso em: 6 dec. 2025.