Ashabulah, Ali, Dahlia Widhyaestoeti, and Jejen Jaenudin. 2021. “SISTEM INFORMASI LAPORAN PEKERJAAN PROACTIVE MAINTENANCE TANGIBLE BERBASIS ANDROID STUDI KASUS PT TELKOM AREA UBIS KEDUNGHALANG”. Jurnal Ilmiah Teknologi Infomasi Terapan 7 (1):19-27. https://doi.org/10.33197/jitter.vol7.iss1.2020.487.