Hirunwong A, Chatraphorn S. Causal Factors of Research Productivity of Vocational Educators in Higher Education. kasetsart J. Soc. Sci. [internet]. 2005 Jun. 30 [cited 2026 Sep. 11];26(1):72-81. available from: https://so04.tci-thaijo.org/index.php/kjss/article/view/246245