“A Contrastive- Acoustic Study of Jacqueline Kennedy and the Actress Natalie Portman’s Voice Qualities in the Film” Jacki”. ”. Journal of the College of Languages (JCL), no. 47 (January 2, 2023): 19–37. Accessed April 30, 2024. https://jcolang.uobaghdad.edu.iq/index.php/JCL/article/view/764.