Alfadilla MF, Abdi FI, Sakti AM, Wulandari D, Rachmattan R. Inovasi Mesin Roasting Kopi Berkapasitas 2 Kg/Jam dengan Pemanas Kompor Portable. J. Rekayasa Mesin [Internet]. 2024 Mar. 22 [cited 2025 Oct. 27];9(01):233-40. Available from: https://ejournal.unesa.ac.id/index.php/jurnal-rekayasa-mesin/article/view/60028