Dwi Aneka Kartini, Ghina Rizqandi Q.A. THE CONTRACT CHANGE ORDER ANLYSIS OF BRIDGE CONTRUSTION EMPLOYEES OF BIG HALL PROJECTS IMPLEMENTATION OF NATIONAL ROAD WHICH INFLUENCES THE TIME PERFORMANCE. jiemar [Internet]. 2024May13 [cited 2025Jan.9];5(2):31-. Available from: https://mail.jiemar.org/index.php/jiemar/article/view/520