Limyingcharoen B. The Changing of U.S.’s North Korea Policy by Leaders from Different Political Parties During 2000-2018. POLSCI&PA CMU J [internet]. 2021 Mar. 10 [cited 2026 Sep. 29];12(1):73-110. available from: https://so05.tci-thaijo.org/index.php/polscicmujournal/article/view/220747