Last Name First Name Nationality Affiliation UPDAY
Okazaki Akira Japanese Gunma University 2016-11-28
Aslaksen Helmer Norway Dept. of Teacher Education/Dept. of Math., Univ. of Oslo 2016-11-27
KREINER Jerzy Polish Pedagogical University of Cracow, Mt. Suhora Astronomical Observatory 2016-11-02
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