Rahaju, Rahaju, Universitas PGRI Kanjuruhan Malang (Indonesia)
Rahayu, Deti Sri, Universitas Sembilanbelas November Kolaka (Indonesia)
Rahayu, Deti Sri, Universitas Sembilanbelas Novemeber Kolaka
Rahayu, Deti Sri, Universitas Sembilanbelas Novemeber Kolaka (Indonesia)
Raiyan, Raiyan, Universitas Tadulako
Rakhmawati, Fibri Rakhmawati, Universitas Islam Negeri Sumatera Utara (Indonesia)
Ramadhan, Nur Ihsan, Universitas Sembilanbelas November Kolaka (Indonesia)
Ramadhani, Widya Putri, Universitas Pattimura (Indonesia)
Ramadhani, Widya, Departement of Mathematics Education, Universitas Pattimura (Indonesia)
Ramlan, Andi Mariani, (SINTA ID : 6102889), Department of Mathematics Education Universitas Sembilanbelas November Kolaka (Indonesia)
Rani, G christymary, Ministry of Education, Phuentshothang school, Bhutan (Bhutan)
Rawal, Muhammad, SMA Negeri 8 Kendari (Indonesia)
Regidor, Rey, UM Tagum College (Philippines)
Restini, I Luh, Tadulako University (Indonesia)
Reston, Enriqueta D., University of San Carlos
Reza, Muhammad, Universitas Sembilanbelas November Kolaka (Indonesia)
Rifai, Fuad, Universitas Islam Malang (Indonesia)
Rifka, Rifka Rifka, Universitas Tadulako
Risalah, Dewi, IKIP PGRI Pontianak (Indonesia)
Risalah, Dewi, IKIP PGRI PONTIANAK
Risdani, Nia Ayumi, Universitas Muhammadiyah Prof. DR. HAMKA (Indonesia)
Riyanti, Vera, Sekolah Tinggi Keguruan dan Ilmu Pendidikan Melawi (Indonesia)
Riyanti, Vera, STKIP Melawi (Indonesia)
Rizal, Muh, Universitas Tadulako (Indonesia)
Rizal, Muh., Tadulako University
Rizal, Muh. Rizal Muh, Universitas Tadulako (Indonesia)
Rizki, Nanda Arista, Universitas Mulawarman (Indonesia)
Rochaminah, Sutji, Universitas Tadulako (Indonesia)
Rochmah, Ngganiyatur, Universitas Islam Malang (Indonesia)
Rosyada, Amrina, Universitas Sriwijaya (Indonesia)
Rumi, Moh. Fadhel, Tadulako University (Indonesia)
Rusdiana, Rusdiana, Universitas Mulawarman (Indonesia)
Rustam, Ahmad, Universitas Sulawesi Tenggara (Indonesia)
Rustam, Ahmad, (SINTA ID : 6713882) Universitas Sulawesi Tenggara (Indonesia)