Khowtawon, P. “Approaches for Academic Management Development of Secondary School Consortium of Ratchaburi Area 4 Based on the Concept of Design Thinker”. Educational Management and Innovation Journal, vol. 4, no. 1, Apr. 2021, pp. 61-84, https://so01.tci-thaijo.org/index.php/emi/article/view/241182.