Rachmad, Yoga Tribakti (Indonesia)
Rachmayati, Rike, National Research and Innovation Agency (Indonesia)
Rahmah, Festy Auliaur
Rahman, Natasya Aulia, Padang State University (Indonesia)
Rahman, Taufik (Indonesia)
Rahmawati, Fitriana (Indonesia)
Raisyah, Risya
Ramadanti, Nur Ayu, Universitas Negeri Padang (Indonesia)
Ramadhan, Bintang Fadhil (Indonesia)
Ramadhan, Bintang Fadhil
Rattriana, Faradilla (Indonesia)
Razak, Abdul (Indonesia)
Refianto, Bob (Indonesia)
Riandi, Muhammad Taufik (Indonesia)
Riandi, Riandi, Universitas Pendidikan Indonesia
Rilda, Yetria
Riska, Riska
Ristanto, Rizhal Hendi, Magister Pendidikan Biologi, Fakultas Matematikan dan Ilmu Pengetahuan Alam, Universitas Negeri Jakarta (Indonesia)
Ristiono, Ristiono (Indonesia)
Ritonga, Arifin (Indonesia)
Ritonga, Rosi Feirina
Rizki, Rizki
Rophi, Apriani Herni (Indonesia)
Rosalina, Febrianti, Universitas Muhammadiyah Sorong (Indonesia)
Rossiana, Nia
Roza, Media, Department of Sciences-Physics, Faculty of Tarbiyah and Education Universitas Islam Negeri (UIN) Imam Bonjol Padang, West Sumatera, Indonesia (Indonesia)
Ruchi, Widya, Padang State University