Tratngam, S. and Thararattanasuwan, K. (2024) “The Development of Learning Management for the Subject of Alternating Current Electrical Circuits about Calculating Complex Numbers at The 1st Year Vocational Certificate Education Electrical Power Department at Singburi Technical College using Gamification”, Vocational Education Central Region Journal, 8(1), pp. 13–22. available at: https://so06.tci-thaijo.org/index.php/IVECJournal/article/view/274064 (accessed: 12 April 2025).