Subandi, Ayub, Irman Idris, and Adang Suwandi Ahmad. 2013. “Experimental Study of an Aluminum-Polysilicon Thermopile for Implementation of Airflow Sensor on Silicon Chip”. Journal of Engineering and Technological Sciences 39 (2):98-108. https://doi.org/10.5614/itbj.eng.sci.2007.39.2.2.