Hurtado, P. S., & Muñoz, R. S. (2022). Elena Badilla’s notebook and the work of Juan Guillermo Jara: reflections on musical and guitar-related activity in the city of Talcahuano at the beginning of the twentieth century. Per Musi, (42), 1–22. https://doi.org/10.35699/2317-6377.2022.37887