Nailufar, Linda, Budi Witjaksana, and Esti Wulandari. “Analysis of Cost and Time To Complete of Office Project With The Earned Value Method: (Case Study: Office of Bahtera Elang Perak Indonesia Surabaya)”. International Journal of Social Science and Community Service 2, no. 4 (August 3, 2024): 246–254. Accessed April 3, 2025. https://ijsscs.com/index.php/journal/article/view/33.