Amar, Tsulis Iq'bal Khairul, et al. “Behind the Rising Costs: Project-Level Factors Shaping the Affordability of Housing in Kartasura ”. Konferensi Nasional Teknik Sipil, vol. 3, no. 6, Nov. 2025, pp. 1055-62, https://jurnal.konteks.web.id/index.php/konteks/article/view/103.