Reference website
- Early Music FAQ
- Instruments pour jouer les musiques du moyen age
- Bodleian Library: Western manuscripts to c.1500
- The Age of King Charles V
- LTU Medieval Music Database
- THESAVRVS MVSICARVM LATINARVM
- The Cantigas de Santa Maria
- A Guide to Medieval and Renaissance Instruments
- Llibre vermell de Montserrat
- MUSICI FLANDRI
- WIMA: Werner Icking Music Archive
- CPDL: The Choral Public Domain Library