Krongyuth, P., K. Pattanagul, Y. Tongrasit, W. Chaisiwamongkol, S. Ungpansattawong, R. Naimsanit, and A. Maneesriwongul. “A Multivariate Statistical Analysis of Crime in Provincial Level of Thailand”. Asia-Pacific Journal of Science and Technology, vol. 18, no. 4, Apr. 2017, pp. 642-50, https://so01.tci-thaijo.org/index.php/APST/article/view/82902.