Nala Alfachrudinaa Sa’diyah and Umy Zahroh 2023. Ethnomathematical Analysis of Piano Playing and Its Implementation in Mathematics Learning. Proceeding International Conference on Islam, Law, and Society (INCOILS). 2, 1 (Jan. 2023). DOI:https://doi.org/10.70062/incoils.v2i1.20.