K. H. Wai, N. Funabiki, K. T. Mon, M. Z. Htun, S. H. M. Shwe, H. H. S. Kyaw, and W. Kao "A Proposal of Code Modification Problem for Self-study of Web Client Programming Using JavaScript", Advances in Science, Technology and Engineering Systems Journal, vol. 7, no. 5, pp. 53–61, 2022, doi: 10.25046/aj070508.