A. P. Siregar, Alfian Hamsi, M. Sabri, Indra, Ikhwansyah Isranuri, and Bustami Syam, “PERANCANGAN INSULATION MATERIAL MESIN MIXER KAPASITAS 6,9 LITER DAN PUTARAN 280 RPM”, DISJOME, vol. 3, no. 1, Mar. 2015.