HARYANTO, A. Preface. Jurnal Teknik Pertanian Lampung (Journal of Agricultural Engineering), [S. l.], v. 10, n. 3, 2021. DOI: 10.23960/jtep-l.v10i3.%p. Disponível em: https://jurnal.fp.unila.ac.id/index.php/JTP/article/view/5324. Acesso em: 26 nov. 2025.