References
- Estill, Jo, Mary McDonald Klimek, Kerrie Obert, and Kimberly M. Steinhauer. 2019. Estill Voice Training Level One Workbook: Figures for Voice Control. Pittsburgh: Estill Voice International.
- Estill Voice. 2021. “Is Estill Voice Training for You?” Accessed September 15. https://www.estillvoice.com/about/
- Jackson Hearns, Liz, and Brian Kremer. 2018. The Singing Teacher’s Guide to Transgender Voices. San Diego: Plural Publishing.
- Oram, Daron. 2015. “Research and Practice in Voice Studies: Searching for a Methodology.” Voice and Speech Review 9 (1): 15–27. doi:10.1080/23268263.2015.1059674.
- Steinhauer, Kimberly, Mary McDonald Klimek, and Jo Estill. 2017. The Estill Voice Model: Theory and Translation. Pittsburgh: Estill Voice International.
- Steinhauer, Kimberly M., and Mary McDonald Klimek. 2019. “Vocal Traditions: Estill Voice Training®.” Voice and Speech Review 13 (3): 354–359. doi:10.1080/23268263.2019.1605707.
- Walker, Gwendolyn. 2021. “Twenty Things Transgender Performers Want You to Know.” Musical Theatre Educators’ Alliance Journal 4 (1): 34–43.