S. M. Umasugi, S. Sugiman, P. Jana, and P. Kraiviset, “Realistic Mathematics Education (RME)-Based Learning Trajectory for Arithmetic Social Using Culinary Context of Yogyakarta”, j. kependidikan. has. penelit. kaji. kepustakaan. bid. pendidik. pengajaran. n.a., vol. 8, no. 4, pp. 985–996, Dec. 2022.