Wijaya, M. and Sumarno (2021) “Budget Estimation Planning Web Based Information System Of Project Network Ftth : Sistem Informasi Perencanaan Anggaran Biaya Konstruksi Jaringan Ftth ”, Academia Open, 5, p. 10.21070/acopen.5.2021.2171. doi: 10.21070/acopen.5.2021.2171.