Kasiwut, R. “STRATEGIC LEARNING SYSTEMS IN ORGANIZATIONS: AN INTEGRATION OF THE THREEFOLD TRAINING WITH HUMAN RESOURCE DEVELOPMENT”. Phranakhon Rajabhat Research Journal : Humanities and Social Sciences, vol. 21, no. 1, June 2026, pp. 246-57, https://so05.tci-thaijo.org/index.php/PNRU_JHSS/article/view/285740.