Prof. Dr. Kees Hoogland
(Mathematics Curriculum Research and Development SLO Netherland)
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Dr. Abdul Halim Abdullah
(Department of Educational Sciences Math and Creative Multimedia UTM Malaysia)
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Dr. Wanty Widjaja
(Deakin University Australia)
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Prof. Dr. H. Ahmad Fauzan, M.Sc (Universitas Negeri Padang)
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Prof. Dr. Sutarto Hadi, M.Si., M.Sc.
(Lambung Mangkurat University)
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