1. Angeli, M. M. (2020). Music education transformation: How Orff, Kodaly, and Suzuki promote academic success [Unpublished masters theses]. Liberty University, School of Music.
2. Musical Creativities in Practice
3. Improvisation in Elementary General Music: A Review of the Literature
4. Chao, Z. & Karin, K. (2019). Erhu pedagogy in selected universities in Gui Zhou Province in China [Unpublished doctoral dissertation]. Mahasarakham University.