Charoensloong T, Thammabutr N. “Himmapan” Symphonic Poem for the trombone ensemble: The Cycle Process. Humanities and Social Sciences Nakhonsawan Rajabhat University Academic Journal [internet]. 2021 Dec. 30 [cited 2025 Dec. 6];8(2):29-42. available from: https://so05.tci-thaijo.org/index.php/hssnsru/article/view/254173