Atika, Wida Nur, and Ardhimas Wimbo Wasisto. “Perancangan Alat Penghitung Kecepatan Peluru Airsoft Gun Berbasis Arduino Menggunakan Sensor LDR”. Akademi Angkatan Udara Journal of Defense Science and Technology : AAU-JDST 7, no. 1 (March 9, 2021): 23–32. Accessed September 25, 2026. https://journal.aau.ac.id/jdst/article/view/67.