Radhy, A. dan Nugraha, .W.I. 2025. Design of density and density calculator as a basic physics experiment tool. Jurnal Nasional Aplikasi Mekatronika, Otomasi dan Robot Industri (AMORI). 3, 1 (Jul 2025), 49–54. DOI:https://doi.org/10.12962/j27213560.v3i1.7011.