Toopgrajank S. APPLYING THE ROYAL SUFFICIENCY ECONOMY PHILOSOPHY TO THE WAY OF LIFE OF THE BORDER PATROL POLICE (BPP.). JSBA [internet]. 2020 Aug. 19 [cited 2026 Apr. 22];5(8):123-40. available from: https://so04.tci-thaijo.org/index.php/JSBA/article/view/241479