Ramadhani, Afifah Dwi, et al. “ANALISA SISTEM POSITIONING OBJEK PADA AREA INDOOR BERBASIS BLE DAN RASPBERRY PI”. Jurnal RESISTOR (Rekayasa Sistem Komputer), vol. 5, no. 1, Apr. 2022, pp. 17-25, doi:10.31598/jurnalresistor.v5i1.925.