- Pavel Haas/Hans Krása: String Quartets
- Sato Knudsen (Performer), Pavel Haas (Composer), Hans Krasa (Composer), Hawthorne String Quartet (Performer), Mark Ludwig (Performer), Si-Jing Huant (Performer) (Audio CD - 1994) [POLYGRAM RECORDS] Work by Haas included on this recording: String quartet No 2, "Z opicfch hor", Op 7 / String quartet No 3, Op 15.