Narongchai, W., D. Ayuwat, and O. Chinnasri. “The Changing of Intergenerational Transfers of Economic Capital in Rural Households in Northeastern, Thailand”. Kasetsart Journal of Social Sciences, vol. 37, no. 1, Feb. 2016, pp. 46-52, https://so04.tci-thaijo.org/index.php/kjss/article/view/242827.