Hamonangan, J. A. ., and S. T. . Pinindriya. “A Review of Soft Sensor Methods for Mach Number Measurement at ‎LAPAN Supersonic Wind Tunnel”. Prosiding Seminar Nasional Teknik Elektro UIN Sunan Gunung Djati Bandung, Jan. 2021, pp. 241-7, https://senter.ee.uinsgd.ac.id/repositori/index.php/prosiding/article/view/senter2020p25.