Jefri Arianto, Sutrisno, F. and Tony Siagian (2022) “Study of the Characteristics of Using Banana Sheaths as Composite Coating Materials for Blender Houses to Reduce Blender Noise”, IRA Jurnal Teknik Mesin dan Aplikasinya (IRAJTMA), 1(1), pp. 51–57. doi: 10.56862/irajtma.v1i1.10.