Jaisamak, P., Sangsong, S., & Yeamphuen, T. (2025). The Application of the Philosophy of Sufficiency Economy for Self-development of the Youths in the Digital Era. Rajapark Journal, 19(63), 269–284. retrieved from https://so05.tci-thaijo.org/index.php/RJPJ/article/view/276232