Gunawan, H., K. Aldily, V. A. Shandyanto, and M. Darmawan. “Rancang Bangun Kotak Penerima Paket Pintar”. Cylinder : Jurnal Ilmiah Teknik Mesin, vol. 9, no. 2, Oct. 2023, pp. 17-21, doi:10.25170/cylinder.v9i2.4979.