“PERANCANGAN SISTEM IDENTIFIKASI JENIS PASIR (HALUS-KASAR) BERBASIS SENSOR MPU6050 DENGAN FAST FOURIER TRANSFORM (FFT) DAN RULE -BASED THRESHOLD SERTA DASHBOARD IOT”. Kohesi: Jurnal Sains Dan Teknologi, vol. 11, no. 4, Sept. 2026, https://journal.cib.institute/index.php/kohesi/article/view/4073.