Boonchuay, Sarin. “Interpretation and Significant Vocal Techniques in Twelve Poems of Emily Dickinson by Aaron Copland”. Rangsit Music Journal 16, no. 2 (July 16, 2021): 16–28. accessed September 11, 2026. https://so06.tci-thaijo.org/index.php/rmj/article/view/245268.