Ruslan, Ruslan, Department of Statistic, Halu Oleo University, Kendari, 93132 (Indonesia)
Rusmar, Irfan, Politeknik Teknologi Kimia Industri Medan (Indonesia)
Sadikin, Sadikin, Department of Mathematics Education, Lakidende University, Unaaha, 93461 (Indonesia)
Saminan, Saminan, Department of Mathematics Education, Universitas Syiah Kuala, Banda Aceh, 23111 (Indonesia)
Samsuriadi, Samsuriadi (Indonesia)
Saputra, Eri, Universitas Malikussaleh, Aceh Utara, (Indonesia)
Sari, Indra, Department of Magister Mathematisc Education, Syiah Kuala University, Banda Aceh, (Indonesia)
Shah, Firdous A., Department of Mathematics, University of Kashmir, 192101, (India)
Shang, Yilun, Northumbria University, United of Kingdom (United Kingdom)
Sharma, Rajinder, University of Technology and Applied Sciences, Sohar, Oman (Oman)
Sipayung, Tetty Natalia, Department of Mathematics Education, Universitas Katolik Santo Thomas, Medan, 20132, (Indonesia)
Siswono, Tatag Yuli Eko, Department of Mathematics Education, Universitas Negeri Surabaya, Surabaya, 60213 (Indonesia)
Suciawati, Vici, Universitas Majalengka, Majalengka, Indonesia, 45418 (Indonesia)
Suciawati, Vici, Department of Mathematics Education, Universitas Majalengka, 45411 (Indonesia)
Sujiwo, Dimas Anditha Cahyo, Department of Mathematics Education, IKIP PGRI Jember, Indonesia, 68121 (Indonesia)
Sukma, Luzainiatus, SMAI Miftahul Afkar Kraksaan, Probolinggo (Indonesia)
Sulisawati, Dwi Noviani, Department of Mathematics Education, IKIP PGRI Jember, Jember, (Indonesia)
Suwanto, S, Department of Mathematics Education, STKIP Asy-Syafi’iyah Internasional Medan, Sumatera Utara, 20142 (Indonesia)
Syafrizal, Agus, Master Program of Mathematics Education, Universitas Muhammadiyah Sumatera Utara, 20371 (Indonesia)
Syahbana, Ali, Department of Mathematics Education, Universitas PGRI Palembang, Palembang, (Indonesia)
Syahputra, Edi, Master Program of Mathematics Education, Postgraduate Universitas Negeri Medan, 20221 (Indonesia)
Tanzimah, Tanzimah, Department of Mathematics Education, Universitas PGRI Palembang, Palembang, (Indonesia)
Tümkaya, Songül
Thahir, Musa, Universitas Islam Negeri Sultan Syarif Kasim Riau (Indonesia)
Thahir, Musa, Universitas Riau (Indonesia)
Thakur, Deepti, University of Technology and Applied Sciences, Sohar, (Oman)
Trisnawati, Trisnawati, STMIK Pringsewu, Lampung (Indonesia)
Ulum, Hakan, Necmettin Erbakan University (Turkey)
Unamba, Unamba, Department of Primary Education Studies, Alvan Ikoku Federal College of Education, Owerri, (Nigeria)
Usmadi, Usmadi, Department of Mathematics Education, Muhammadiyah University West Sumatera, 25172 (Indonesia)
Vebrianto, Rian, Master of Teacher Education Study Program at Madrasah Ibtidaiyah State Islamic University Sultan Syarif Kasim Riau, Indonesia, 28293 (Indonesia)
Wahidah, Nanda Rahmatul, Department of Mathematics Education, Universitas Syiah Kuala, Banda Aceh (Indonesia)
Waziana, Winia, STMIK Pringsewu, Lampung (Indonesia)
Weinhandl, Robert, School of Education, STEM Education, Johannes Kepler University (Austria)
Wijaya, Tommy Tanu, Department Mathematics and Statistics, Guangxi Normal University, (China)

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