Bolortsetseg, I.B. and Wang, H.-M. (2015) “A Study on User”, International Journal of Sciences: Basic and Applied Research (IJSBAR), 24(6), pp. 433–449. Available at: https://www.gssrr.org/JournalOfBasicAndApplied/article/view/4923 (Accessed: 8 October 2025).