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2025
Vol 21, No 1 (2025): March
This issue has been available online since 28 March 2025 for the regular issue of March 2025. All articles in this issue (13 original research articles and 2 review articles) were authored/co-authored by 65 authors from 23 affiliations and 3 countries (Indonesia, Taiwan, and Iraq).
2024
Vol 20, No 2 (2024): September
This issue has been available online since 30 September 2024 for the regular issue of September 2024. All articles in this issue (11 original research articles) were authored/co-authored by 54 authors from 19 affiliations and 5 countries (Indonesia, Egypt, Taiwan, Thailand, and Malaysia).
Vol 20, No 1 (2024): March
This issue has been available online since 31 March 2024 for the regular issue of March 2024. All articles in this issue (14 original research articles) were authored/co-authored by 68 authors from 29 affiliations and 4 countries (Indonesia, Finland, Japan, and India).
2023
Vol 19, No 2 (2023): September
This issue has been available online since 30 September 2023 for the regular issue of September 2023. All articles in this issue (11 original research articles and 2 review articles) were authored/co-authored by 53 authors from 16 affiliations and 2 countries (Indonesia and Taiwan).
Vol 19, No 1 (2023): March
This issue has been available online since 22 March 2023 for the regular issue of March 2023. All articles in this issue (9 original research articles and 2 review articles) were authored/co-authored by 61 authors from 19 affiliations.
2022
Vol 18, No 2 (2022): September
This issue has been available online since 30 September 2022 for the regular issue of September 2022. All articles in this issue (11 original research articles and 1 review article) were authored/co-authored by 64 authors from 18 affiliations and 2 countries (Indonesia and Germany).
Vol 18, No 1 (2022): March
This issue has been available online since 1 March 2022 for the regular issue of March 2022. All articles in this issue (13 original research articles) were authored/co-authored by 56 authors from 15 affiliations.
2021
Vol 17, No 2 (2021): September
This issue has been available online since 9 September 2021 for the regular issue of September 2021. All articles in this issue (10 original research articles) were authored/co-authored by 58 authors from 18 affiliations.
Vol 17, No 1 (2021): March
This issue has been available online since 8 March 2021 for the regular issue of March 2021. All articles in this issue (14 original research articles) were authored/co-authored by 59 authors from 23 affiliations.
2020
Vol 16, No 2 (2020): September
This issue has been available online since 1st September 2020 for the regular issue of September 2020. All articles in this issue (12 original research articles) were authored/co-authored by 41 authors from 18 affiliations.
Vol 16, No 1 (2020): March
This issue has been available online since 1 March 2020 for the regular issue of March 2020. All articles in this issue (12 original research articles) were authored/co-authored by 35 authors from 21 affiliations.
2019
Vol 15, No 2 (2019): September
This issue has been available online since 30 September 2019 for the regular issue of September 2019. All articles in this issue (10 original research articles) were authored/co-authored by 40 authors from 14 affiliations and 2 countries (Indonesia and Japan).
Vol 15, No 1 (2019): March
This issue has been available online since 1 March 2019 for the regular issue of March 2019. All articles in this issue (10 original research articles) were authored/co-authored by 53 authors from 19 affiliations and 2 countries (Indonesia and Japan).
2018
Vol 14, No 2 (2018): September
This issue has been available online since 3 September 2018 for the regular issue of September 2018. All articles in this issue (13 original research articles) were authored/co-authored by 51 authors from 13 affiliations.
Vol 14, No 1 (2018): March
This issue has been available online since 1 March 2018 for the regular issue of March 2018. All articles in this issue (14 original research articles) were authored/co-authored by 48 authors from 20 affiliations.
