Retnawati, S. et al. 2024. The impactful developed PISA-type problems for students’ mathematical literacy through the context of Siger tower. Pasundan Journal of Mathematics Education : Jurnal Pendidikan Matematika. 14, 1 (Apr. 2024), 1–16. DOI:https://doi.org/10.23969/pjme.v14i1.15556.