Mohamad Dimyati Ayatullah, I Wayan Suardinata, Sari, M. D., Lukman Hakim and Aracely Amanda Gusta (2026) “Implementation of user-centered design and white-box testing for a laboratory equipment loan application”, JURNAL ELTEK, 24(2), pp. 121–130. doi: 10.33795/eltek.v24i2.5543.