Nguyen, D.H. and Phạm, V.Q. 2023. Development of functional thinking for students through teaching chapter "Expliance functions, code functions and logarit functions” - Calculus 12. Dong Thap University Journal of Science. 12, 03S (Sep. 2023), 85–99. DOI:https://doi.org/10.52714/dthu.12.03S.2023.1129.