Kongpanya, P., and U. Somboonpol. “Transformational Leadership in Human Resource Development for Financial Innovation Effectiveness of Savings Cooperatives in Thailand”. Ph.D. in Social Sciences Journal, vol. 16, no. 1, Apr. 2026, p. e279177, https://so05.tci-thaijo.org/index.php/phdssj/article/view/279177.