Aliyah, Raden Ayu Alfirah, Dwi Rosa Indah, and Masagus Afriyan Firdaus. 2024. “Goal Directed Design Method on UI UX Design Mobile-Based Application for Preventing Waste Dumping”. Ultima InfoSys : Jurnal Ilmu Sistem Informasi 15 (2):113-21. https://doi.org/10.31937/si.v15i2.3864.