Y. Qu, J. Lai, H. Li, R. Mei, and J. Wang, “Engineering Cognitive Intervention: Leveraging ‘Productive Failure’ in pH Process Control to Catalyze Conceptual Change and Development of Pedagogical Content Knowledge (PCK)”, ICJE, vol. 12, no. 9, pp. 66–76, Sep. 2026, doi: 10.6919/ICJE.202609_12(9).0008.