Tuanaya, A., Ilwaru, V. and Lesnussa, Y. 2024. Optimization of Flat Construction Implementation Time Using Critical Path Method and Project Evaluation and Review Technique. Pattimura International Journal of Mathematics (PIJMath). 3, 2 (Nov. 2024), 39-50. DOI:https://doi.org/10.30598/pijmathvol3iss2pp39-50.