Budiyanto, Cucuk Wawan, et al. “Investigating Computational Thinking in K–12 Visual Programming Activities on Code.Org: A Brennan-Resnick Framework Approach”. Elinvo (Electronics, Informatics, and Vocational Education), vol. 10, no. 1, July 2025, pp. 54-62, doi:10.21831/elinvo.v10i1.78486.