KAUTSAR, I. A.; ANGGORO, G. D. Optimization Of The Process Of Inputting Official Travel Orders (Sppd) Through An Application With A User Friendly Interface In Bpvp Sidoarjo (Case Study : Front-End Design): Optimalisasi Proses Penginputan Surat Perintah Perjalanan Dinas (Sppd) Melalui Aplikasi Dengan Antarmuka Ramah Pengguna Di Bpvp Sidoarjo (Studi Kasus : Perancangan Front-End). Indonesian Journal of Innovation Studies, [S. l.], v. 25, n. 4, p. 10.21070/ijins.v25i4.2390, 2026. DOI: 10.21070/ijins.v25i4.2390. Disponível em: https://ijins.umsida.ac.id/index.php/ijins/article/view/2390. Acesso em: 13 oct. 2026.