Otayaruk, R., K. Verayannon, and A. Thamchalai. “actors ffect roduction isk anagement from looding of ndustrial lants in the pper entral egion”. ournal of umanities and ocial ciences, ajapruk niversity, ol. 7, no. 2, Aug. 2021, pp. 204-16, https://so03.tci-thaijo.org/index.php/rpu/article/view/254812.