All articles in this issue (13 articles) were authored/co-authored by 43 authors from 3 countries ( Indonesia,  South Africa, and  Malaysia).

All articles in this issue (13 articles) were authored/co-authored by 32 authors from 4 countries ( Indonesia,  Malaysia,  South Africa, and  Iraq).

All articles in this issue (10 articles) were authored/co-authored by 32 authors from 4 countries ( Indonesia,  Ghana,  Japan, and  Philippines).

All articles in this issue (10 articles) were authored/co-authored by 39 authors from 5 countries ( Indonesia,  Turkey,  Ghana, Nigeria, and  Hungary).

All articles in this issue (5 articles) were authored/co-authored by 16 authors from 5 countries ( Indonesia,  Brazil,  China, Nigeria, and  Russia).

All articles in this issue (10 articles) were authored/co-authored by 30 authors from 5 countries ( Indonesia,  Brazil,  China,  South Africa, and  Nigeria).

All articles in this issue (10 articles) were authored/co-authored by 29 authors from 2 countries ( Indonesia and  South Africa).

All articles in this issue (10 articles) were authored/co-authored by 34 authors from  Indonesia

All articles in this issue (10 articles) were authored/co-authored by 28 authors from 2 countries ( Indonesia and  Ghana).