Nailufar, Linda, Budi Witjaksana, and Esti Wulandari. 2024. “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 (4):246-54. https://doi.org/10.70865/ijsscs.v2i4.33.