Wattanasaovaluk, Kritsada. “The Economic Significance of Work Experience for Elderly Employment in Thailand”. Journal of Population and Social Studies [JPSS] 29, no. - (October 19, 2020): 82 - 99. Accessed August 3, 2021. https://so03.tci-thaijo.org/index.php/jpss/article/view/239946.