Page 25 - The lraternational Journal of the Royal Society of Thailand.indd

The International Journal of the Royal Society of Thailand
Volume XV-2023

Teixeira Da Silva JA. Paper mills and on-demand publishing: Risks to the integrity of
journal indexing and metrics. Med J Armed Forces India 2021; 77; 119-120. https://
doi.org/10.1016/j.mjafi.2020.08.003.

Wise N. The incredible collaborations of Renaissance men and women. Better Sci. 2022
Oct 19 [cite 2023 Sep 15] https://forbetterscience.com/2022/10/19/the-

incredible-collaborations-of-renaissance-men-and-women.

Supplementary information

Table S1 Abbreviations for authorship profiles used throughout the article

Variable Abbreviation
Time since first article (years) t_since_y1
Average article number in the past 5 years avg_pubNo_5y
Maximum article number in the past 5 years max_pubNo_5y
Proportion of review/systematic review/meta-analysis articles prop_review
Number of communities n_community
Clustering coefficient clustering_coef
Diversity of research domains domain_diversity
Proportion of co-authors from Southern Asia prop_south_asia

Proportion of co-authors from Western Asia prop_west_asia
Proportion of co-authors from Eastern Europe prop_eastern_europe
Proportion of co-authors from Thailand prop_thailand
Proportion of co-authors from non-Thailand Southeastern Asia prop_southeast_asia

Phrutsamon Wongnak et al. 17