Sun, H. (2023) “RESEARCH ON THE IMPROVEMENT OF CORE QUALITY OF ‘DOUBLE-QUALIFIED’ TEACHERS IN VOCATIONAL COLLEGES UNDER THE BACKGROUND OF NEW ERA ”, Journal of E-Learning and Educational Technologies (JEET), 9(3), pp. 1–8. Available at: https://zapjournals.com/Journals/index.php/jeet/article/view/1511 (Accessed: 7 July 2025).