1. Pisanski K, Rendall D. The prioritization of voice fundamental frequency or formants in listeners' assessments of speaker size, masculinity, and attractiveness. The Journal of the Acoustical Society of America. 2011; 129(4):2201-12. [DOI:10.1121/1.3552866] [PMID] [
DOI:10.1121/1.3552866]
2. Aghajanzadeh M, Nikravesh M, Ghorbani H. Survey the frequency of first three formants of Persian vowels in patients with vocal polyps. Journal of Paramedical Sciences & Rehabilitation. 2015; 4(1):41-8.
3. Pena Brooks A, Hegde MN. Assessment and treatment of articulation and phonological disorders in children: A dual-level text. Austin, Texas: Pro-Ed Inc; 2007.
4. Ansarin AA. An acoustic analysis of modern Persian vowels. Paper presented at the 9th Conference Speech and Computer. 20-22 September 2004, Saint-Petersburg, Russia. [PMID] [
PMID]
5. Nord L, Ericsson G. Acoustic investigation of cleft palate speech before and after speech therapy. Journal of STL-QPSR. 1985; 26(4):15-27.
6. Johnson K. Acoustic and auditory phonetics. Phonetica. 2004; 61(1):56-8. [DOI:10.1159/000078663] [
DOI:10.1159/000078663]
7. Ladefoged P, Johnson K. A course in phonetics. Belmont: Thomson Wadsworth; 2006.
8. Yunusova Y, Weismer G, Westbury JR, Lindstrom MJ. Articulatory movements during vowels in speakers with dysarthria and healthy controls. Journal of Speech, Language, and Hearing Research. 2008; 51(3):596-611. [DOI:10.1044/1092-4388(2008/043)] [
DOI:10.1044/1092-4388(2008/043)]
9. Mohamadi O, Pourgharib J. Persian vowels formants: An investigation and comparison between Persian children 7-9 years old and Persian adults 18-22 years old. Koomesh. 2008; 9(2):105-9.
10. Hagino A, Inohara K, Sumita YI, Taniguchi H. Investigation of the factors influencing the outcome of prostheses on speech rehabilitation of mandibulectomy patients. Nihon Hotetsu Shika Gakkai Zasshi. 2008; 52(4):543-9. [DOI:10.2186/jjps.52.543] [PMID] [
DOI:10.2186/jjps.52.543]
11. Mokari PG, Werner S. An acoustic description of spectral and temporal characteristics of Azerbaijani vowels. Poznan Studies in Contemporary Linguistics. 2016; 52(3):503-18. [DOI:10.1515/psicl-2016-0019] [
DOI:10.1515/psicl-2016-0019]
12. Shriberg LD, Kent RD. Clinical phonetics. London: Pearson; 2003.
13. Baken RJ, Orlikoff RF. Clinical measurement of speech and voice. Boston: Cengage Learning; 2000.
14. Natour YS, Marie BS, Saleem MA, Tadros YK. Formant frequency characteristics in normal Arabic-speaking Jordanians. Journal of Voice. 2011; 25(2):e75-e84. [DOI:10.1016/j.jvoice.2010.10.018] [PMID] [
DOI:10.1016/j.jvoice.2010.10.018]
15. Jalilvand-Karimi L, Motlaghzadeh L, Mohammadkhani G, Baghban AA. The comparison of auditory capacity between bilinguals and monolinguals by consonant-vowel dichotic test. Rehabilitation Medicine. 2014; 2(3):19-30. [DOI:10.22037/r.m.v2i3.5693]
16. Hakimi A. Comparative phonetic study of frequently used words in Iranian Farsi versus Tajik Farsi. Journal of American Science. 2012; 8(4):6-16.
17. Peterson GE, Barney HL. Control methods used in a study of the vowels. The Journal of the Acoustical Society of America. 1952; 24(2):175-84. [DOI:10.1121/1.1906875] [
DOI:10.1121/1.1906875]
18. Eichhorn JT, Kent RD, Austin D, Vorperian HK. Effects of aging on vocal fundamental frequency and vowel formants in men and women. Journal of Voice. 2017; pii: S0892-1997(17)30161-3. [DOI:10.1016/j.jvoice.2017.08.003] [PMID] [
DOI:10.1016/j.jvoice.2017.08.003]
19. Mohammadi R, Mohammadi B. [Studying the Persian vowel formants in students of Rehabilitation School, Iran University of Medical Sciences (Persian)] [PhD dissertation]. Tehran: Iran University of Medical Sciences; 2003.
20. Mohammadi H, Mohammadi R, Torabinezhad F, Rezaei M. [Formant structure and vowel space in Persian vowels (Persian)]. Bimonthly Audiology-Tehran University of Medical Sciences. 2011; 20(2):79-85.
21. Peivasti SM. An acoustic analysis of Azerbaijani vowels in Tabrizi dialect. Journal of Basic and Applied Scientific Research. 2012; 2:7181-4.
22. Davazdah Emami A, Ghelichi L, Jenabi M, Amiri SY, Modaresi Y, Kamali M. [A comparative study of Persian vowel quality in the speech of 18-28 year old Turkish speakers (Persian)]. Middle Eastern Journal of Disability Studies. 2017; 7:27.
23. Dehqan A, Ansari H, Bakhtiar M. Objective voice analysis of Iranian speakers with normal voices. Journal of Voice. 2010; 24(2):161-7. [DOI:10.1016/j.jvoice.2008.07.005] [PMID] [
DOI:10.1016/j.jvoice.2008.07.005]
24. Peivasti SM. An acoustic analysis of Azerbaijani vowels in Tabrizi dialect. Journal of Basic and Applied Scientific Research. 2012; 2(7):7181-4.
25. Casper JK, Leonard R. Understanding voice problems: A physiological perspective for diagnosis and treatment. Philadelphia: Lippincott Williams & Wilkins; 2006.
26. Salehi F, Bahrami A, Pourgharib J, Torabinezhad F, Kamali M. [The Persian vowel formants in normal, moderate and severe hearing impaired students age 7-9 years in Isfahan (Persian)]. Audiology. 2009; 17(2):42-52.
27. Samare Y. [Phoneticism of Persian language (sounds and soundtrack) (Persian)]. Tehran: Markaz-e Nashr-e Daneshgahi; 1999.
28. Ball MJ, Gröne B. Imaging techniques. In: Ball MJ, Code C, editors. Instrumental Clinical Phonetics. London: Whurr; 1997. [DOI:10.1002/9780470699119] [
DOI:10.1002/9780470699119]