HERMAWAN, Wawan. Perbaikan Desain Mesin Penanam dan Pemupuk Jagung Bertenega Traktor Tangan. Jurnal Keteknikan Pertanian, [S. l.], v. 25, n. 1, 2014. DOI: 10.19028/jtep.025.1.%p. Disponível em: https://journal.ipb.ac.id/jtep/article/view/7386. Acesso em: 13 jan. 2026.