| references | secondary books |
|---|---|
| Gregory of Tours, De Cursu Stellarum Ratio Qualiter Ad Officium Implendum Debeat Observari, 12 | Berglund Crostini and Kelhoffer, Why We Sing: Music, Word, and Liturgy in Early Christianity (2022), 289 Schaaf, Animal Kingdom of Heaven: Anthropozoological Aspects in the Late Antique World (2019), 110 |
| Gregory of Tours, De Cursu Stellarum Ratio Qualiter Ad Officium Implendum Debeat Observari, 474 | Berglund Crostini and Kelhoffer, Why We Sing: Music, Word, and Liturgy in Early Christianity (2022), 486 |