Hofmann, S. (1986). Rhythmische Grooves und Patterns: Für Drum-Computer, Rhythmcomposer, Acustic- and Electronic Drums and Percussion. Voggenreiter.
Lua i Stíl Chicago (17ú heag.)Hofmann, Siegfried. Rhythmische Grooves Und Patterns: Für Drum-Computer, Rhythmcomposer, Acustic- and Electronic Drums and Percussion. Bonn: Voggenreiter, 1986.
Lua MLA (8ú heag.)Hofmann, Siegfried. Rhythmische Grooves Und Patterns: Für Drum-Computer, Rhythmcomposer, Acustic- and Electronic Drums and Percussion. Voggenreiter, 1986.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.