Ilmi, Sekar Ananda Nata Tiara, et al. “The Obstacles of Students and Teachers in Implementing The 2013 Revised Curriculum in Mathematics Learning: A Phenomenology Study”. Mathline : Jurnal Matematika Dan Pendidikan Matematika, vol. 9, no. 2, Apr. 2024, pp. 513-28, doi:10.31943/mathline.v9i2.522.