Khuntaweetep, W., and S. Wanarat. “Factors Influencing Juristic Entity Registration of Thai Small and Medium Enterprises”. University of the Thai Chamber of Commerce Journal Humanities and Social Sciences, vol. 36, no. 4, May 2019, pp. 103-19, https://so06.tci-thaijo.org/index.php/utccjournalhs/article/view/188629.