Hiranpong, R., P. Decharin, and N. Thawesaengskulthai. “Structural equation modeling of a potentially successful person in network marketing”. Kasetsart Journal of Social Sciences, vol. 37, no. 1, Feb. 2016, pp. 22-29, https://so04.tci-thaijo.org/index.php/kjss/article/view/242824.