Umar, Muh Alwi, Kartono Wibowo, and Rachmat Mudiyono. “ANALISIS WAKTU DAN BIAYA DENGAN METODE CRASHING, OVERLAPPING DAN GABUNGAN CRASHING OVERLAPPING: (STUDI KASUS PROYEK PEMBANGUNAN BENDUNGAN BENDO LANJUTAN DI KABUPATEN PONOROGO, PROVINSI JAWA TIMUR)”. Journal of Industrial Engineering & Management Research 2, no. 5 (August 18, 2021): 24 - 43. Accessed January 9, 2025. https://mail.jiemar.org/index.php/jiemar/article/view/190.