Kusnan, K., N. . Widayati, and D. M. Ma’soem. “Dynamic Price Estimation Model for Residential Buildings Per Square Meter in Surabaya: Analyzing the Impact of Construction Costs, Material Quality, and Land Area”. International Journal of Innovative Research and Scientific Studies, vol. 8, no. 3, May 2025, pp. 2255-6, doi:10.53894/ijirss.v8i3.6982.