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JIPM
Department of Mathematics Education, Universitas Muhammadiyah Purworejo, Jln. KH. Ahmad Dahlan 3 & 6 Purworejo 54111, Jawa Tengah, Indonesia, E-mail: jipm@umpwr.ac.id , Telepon: 0275-321494
Ciptaan disebarluaskan di bawah Lisensi Creative Commons Atribusi-BerbagiSerupa 4.0 Internasional.
