Type | List | Author: Title, Series, Vol/No (Year/Month/Date of Publication), Pages | Status | | 1. | Hudson, Richard Albert: The passacaglia and ciaccona in Italian keyboard music of the 17th century. [1] Diapason 60/12:720 (Nov 1969), 22-24 | |
| 2. | Hudson, Richard Albert: The passacaglia and ciaccona in Italian keyboard music of the 17th century. [2] Diapason 61/ 1:721 (Dec 1969), 6-7 | |
| 3. | Hudson, Richard Albert: Passacaglio and ciaccona: from guitar music to Italian keyboard variations in the 17th century. StudMcol 37 (1981), xi, 314p | |