Utomo, G. P. ., Kurniawan, E. ., & Vidyastari, R. I. . (2023). Prototype Alat Pengurai Asap Rokok Pada Smooking Room Dilengkapi Internet of Thing. Digital Transformation Technology, 3(1), 248-257. https://doi.org/10.47709/digitech.v3i1.2663