ALIFEN, R. S. ANALISA WHAT IF SEBAGAI METODE ANTISIPASI KETERLAMBATAN DURASI PROYEK. Civil Engineering Dimension, [S. l.], v. 1, n. 2, p. pp. 103-113, 2004. DOI: 10.9744/ced.1.2.pp. 103-113. Disponível em: https://ced.petra.ac.id/index.php/civ/article/view/15513. Acesso em: 2 may. 2024.