บุตดี เ. Roles and Proposals of Sihanouk for Solving Cambodian Problems (1979-1991) หน้า 163-205. JASU [internet]. 2020 Feb. 6 [cited 2026 Aug. 27];34(1):163-205. available from: https://so04.tci-thaijo.org/index.php/jasu/article/view/239176