Azzahra, S., Hadi, S. and Rejito, J. 2022. Application of Design Thinking on UI/UX Web Spectrum Fitness Purwakarta. JITSI : Jurnal Ilmiah Teknologi Sistem Informasi. 3, 3 (Sep. 2022), 67 - 74. DOI:https://doi.org/10.30630/jitsi.3.3.66.