Erwin and Idham Khaliq 2026. Analysis of Contract Price Fairness Based on Unit Prices Using the Cost-Plus Pricing Approach: A Case Study of the IAIN Fattahul Muluk Library Building in Jayapura. Journal Innovation of Civil Engineering (JICE). 7, 1 (Jun. 2026), 21–40. DOI:https://doi.org/10.33474/jice.v7i1.25032.