All articles in this issue include authors from 8 countries of origin (Indonesia, Uganda, Thailand, Malaysia, Taiwan, India, Czech Republic, Egypt)

All articles in this issue include authors from 3 countries of origin (Mexico, Indonesia, and Nigeria)

All articles in this issue include authors from 2 countries of origin (Indonesia and Pakistan)

All articles in this issue include authors from 2 countries of origin (Indonesia and India)

All articles in this issue include authors from 3 countries of origin (Indonesia, India, and Pakistan)