Universiti Malaysia Sabah, Malaysia
Universitas Mulawarman, Indonesia
Universitas Mulawarman, Indonesia
Universitas Mulawarman, Indonesia
Universitas Mulawarman, Indonesia
Universitas Mulawarman, Indonesia
Universitas Mulawarman, Indonesia
Universitas Mulawarman, Indonesia
Universiti Malaysia Sabah, Malaysia
Universiti Malaysia Sabah, Malaysia
King Abdulaziz University, Saudi Arabia
Universitas Negeri Malang, Indonesia
Universitas Budi Luhur, Indonesia
Universitas Ahmad Dahlan, Indonesia
Universitas Ahmad Dahlan, Indonesia
Universitas Muslim Indonesia
Universitas Mulawarman, Indonesia