Jaques-Dalcroze, Émile (1967). Rhythm, Music and Education. Translated by Harold F. Rubenstein. London: Dalcroze Society. p. 84, and Appendix, example 2. – Page 210 in the French original
books.google.com
Dokter, Julia (2021). Tempo and Tactus in the German Baroque. University of Rochester Press. p. 144. ISBN9781648250187.