Changrien, Phaibul, Pradit Deewattanakul, Tin Prachayapruit, and Natthawut Bungchan. 2020. “Relationships, Forms of Trust and Political Participation in the Democracy of Thai Society”. Rajapark Journal 14 (35). Bangkok, Thailand:261-75. https://so05.tci-thaijo.org/index.php/RJPJ/article/view/245321.