[1]
I. A. Setiyawan, D. M. Pasaribu, and R. Hikmahtiar, “The Legal Force of Change Order Instruction for the Work in Construction Contracts: A Case Study of Substation Development in Central Sumatra”, sjh, vol. 6, no. 2, pp. 452–467, Feb. 2025, doi: 10.37276/sjh.v6i2.409.