Rifki Hermana, et al. “Prototype of a Dust Monitoring Device in the Mechanical Engineering Laboratory at PGRI University Semarang Using the GP2Y1010AU0F Sensor ”. Jurnal Engine: Energi, Manufaktur, Dan Material, vol. 8, no. 2, Nov. 2024, pp. 176-89, doi:10.30588/jeemm.v8i2.1999.