00693nas 2200229zu 450 99670568240331620260125155828.02715-985X(CKB)45007850400041(EXLCZ)994500785040004120260125cuuuuuuuu || |engur|||||||||||Indonesian Journal of Education and Mathematical ScienceIndonesia: Universitas Muhammadiyah Sumatera Utaramathematics educationapplied mathematicsgeneral educationJOURNAL996705682403316Indonesian Journal of Education and Mathematical Science4530419UNISA