Nigra sum sed formosa

Bibliography

Perz, Miroslaw (ed.) 1963-. Antiquitates Musicae in Polonia.  Warsaw and Graz. pp. (14), 469-473.

Geering, Arnold (ed.) 1935. Das Erbe Deutscher Musik.  Leipzig, Kassel, Wolfenbüttel, and Wiesbaden. pp. (85), 62-64.

Burstyn, Shai. 1972. Fifteenth-Century Polyphonic Settings of Verses from the Song of Songs. Unpublished Ph.D. dissertation, Columbia University. pp. 356.