Eksplorasi Etnomatematika Alionda Masyarakat Buton Utara Nining Hariyani Ode, Kadir Kadir, Mustamin Anggo Jurnal Pembelajaran Berpikir Matematika (Journal of Mathematics Thinking Learning) Vol. 5 No. 1 2020 DOI 10.33772/jpbm.v5i1.14987