phumphuang prabhas. Development of an Instructional Package Using Blended Learning Activities for the Course “Computer Programming in Electrical Control” among Higher Vocational Certificate Students in the Electrical Power Department, Lopburi Technical College. J.mul.res.soc.in [internet]. 2026 Apr. 27 [cited 2026 Sep. 19];2(1):1-16. available from: https://so10.tci-thaijo.org/index.php/MRSI/article/view/3036