Masdar, Azzahra Kamila Cahyani, Lailatun Nadira, Nuradillah Nuradillah, and Wismanto Wismanto. “Model Penjualan Ketidakpastian Dalam Transaksi”. MARAS : Jurnal Penelitian Multidisiplin 2, no. 1 (January 28, 2024): 373–379. Accessed August 17, 2026. https://www.ejournal.lumbungpare.org/index.php/maras/article/view/184.