Shaleh, Ahmad Ismail, Alexius Ulan Bani, and Bernadus Gunawan Sudarsono. 2022. “Design and Manufacture of Air Pressure Measuring Instruments With Arduino Microcontroller-Based Presure Water Sensors”. Journal of Mathematics and Technology (MATECH) 1 (1):17-28. http://journal.binainternusa.org/index.php/matech/article/view/22.