SOEPRIYONO. Cost Estimation Planning Model For Implementation Of Irrigation Network Improvement Projects In East Java Province, Indonesia . ULIL ALBAB : Jurnal Ilmiah Multidisiplin, [S. l.], v. 1, n. 8, p. 2755–2763, 2022. Disponível em: https://al-haramjournal.co.id/JIM/article/view/633. Acesso em: 6 aug. 2026.