Rafdinal, Rafdinal, Universitas Tanjungpura (Indonesia)
Rahim, Abdul, Agriculture Faculty Borneo University Tarakan (Indonesia)
rahman, syaifur, Universitas Tanjungpura (Indonesia)
Rahmawati, Rahmawati, Universitas Tanjungpura (Indonesia)
Ratiandi, Redi, Universitas Tanjungpura (Indonesia)
Ratiandi, Redi -, Universitas Tanjungpura (Indonesia)
Ratnasari, Evie, Fakultas MIPA, Universitas Negeri Surabaya (Indonesia)
Rezeki, Yanti Sri, Universitas Tanjungpura (Indonesia)
Ridwan, Iwan, Universitas Singaperbangsa Karawang (Indonesia)
Riyandi, Riyandi, Universitas Tanjungpura (Indonesia)
Riyani, Dhita, Politeknik 'Aisyiyah Pontianak (Indonesia)
RIZKAPRILISA, WINDY, UNIVERSITAS NASIONAL KARANGTURI
robbie, iqbal, Universitas Muhammadiyah Malang (Indonesia)
Robenson, Michael Kennedy, Universitas Pendidikan Nasional Denpasar (Indonesia)
Rohman, Hendra, Politeknik Kesehatan Bhakti Setya Indonesia (Indonesia)
Romiaty, Romiaty (Indonesia)
Rousdy, Diah Wulandari, Biology Departement, Faculty Mathematics and Natural Sciences, Tanjungpura University (Indonesia)
Ruhama, Ufi, Universitas Muhammadiyah Pontianak (Indonesia)
Rusmiyanto, Elvi, Universitas Tanjungpura (Indonesia)
Rustamadji, R. M., Universitas Tanjungpura (Indonesia)