| Trio for Violin, Viola and Cello: I David Geringas, Veronika Hagen Year: 1989Duration: - | David Geringas, Veronika Hagen | 1989 | - | | - |
| Trio for Violin, Viola and Cello: II David Geringas, Veronika Hagen Year: 1989Duration: - | David Geringas, Veronika Hagen | 1989 | - | | - |
| Trio for Violin, Viola and Cello: III David Geringas, Veronika Hagen Year: 1989Duration: - | David Geringas, Veronika Hagen | 1989 | - | | - |
| Piano Quartet [Allegro] David Geringas, Veronika Hagen Year: 1989Duration: 8:14 | David Geringas, Veronika Hagen | 1989 | - | | 8:14 |
| Italienische Serenade: Molto vivo Hagen Quartet, Lukas Hagen, Rainer Schmidt Year: 1988Duration: 6:26 | Hagen Quartet, Lukas Hagen, Rainer Schmidt | 1988 | - | | 6:26 |
| String Quartet no. 2 “Intimate letters”: IV. Allegro - Andante - Con moto - Adagio - Tempo 1 Hagen Quartet, Lukas Hagen, Rainer Schmidt Year: 1988Duration: 7:35 | Hagen Quartet, Lukas Hagen, Rainer Schmidt | 1988 | - | | 7:35 |
| String Quartet no. 2 “Intimate letters”: III. Moderato - Adagio - Allegro Hagen Quartet, Lukas Hagen, Rainer Schmidt Year: 1988Duration: 5:21 | Hagen Quartet, Lukas Hagen, Rainer Schmidt | 1988 | - | | 5:21 |
| String Quartet no. 2 “Intimate letters”: I. Andante - Con moto - Allegro Hagen Quartet, Lukas Hagen, Rainer Schmidt Year: 1988Duration: 6:45 | Hagen Quartet, Lukas Hagen, Rainer Schmidt | 1988 | - | | 6:45 |
| String Quartet no. 2 “Intimate letters”: II. Adagio - Vivace - Andante - Presto - Allegro - Vivo - Adagio Hagen Quartet, Lukas Hagen, Rainer Schmidt Year: 1988Duration: 6:22 | Hagen Quartet, Lukas Hagen, Rainer Schmidt | 1988 | - | | 6:22 |
| String Quartet no. 1 “Kreutzer Sonata”: II. Con moto Hagen Quartet, Lukas Hagen, Rainer Schmidt Year: 1988Duration: 4:28 | Hagen Quartet, Lukas Hagen, Rainer Schmidt | 1988 | - | | 4:28 |
| String Quartet no. 1 “Kreutzer Sonata”: III. Con moto - Vivace - Andante - Tempo 1 Hagen Quartet, Lukas Hagen, Rainer Schmidt Year: 1988Duration: 4:26 | Hagen Quartet, Lukas Hagen, Rainer Schmidt | 1988 | - | | 4:26 |
| String Quartet no. 1 “Kreutzer Sonata”: IV. Con moto Hagen Quartet, Lukas Hagen, Rainer Schmidt Year: 1988Duration: 5:32 | Hagen Quartet, Lukas Hagen, Rainer Schmidt | 1988 | - | | 5:32 |
| String Quartet no. 1 “Kreutzer Sonata”: I. Adagio - Con moto Hagen Quartet, Lukas Hagen, Rainer Schmidt Year: 1988Duration: 4:30 | Hagen Quartet, Lukas Hagen, Rainer Schmidt | 1988 | - | | 4:30 |
| Streichquartett Es-dur, D. 87: I. Allegro più moderato Hagen Quartet, Lukas Hagen, Veronika Hagen Year: 1985Duration: 7:02 | Hagen Quartet, Lukas Hagen, Veronika Hagen | 1985 | - | | 7:02 |
| Quartettsatz c-moll, D. 703: Allegro assai Hagen Quartet, Lukas Hagen, Veronika Hagen Year: 1985Duration: 9:41 | Hagen Quartet, Lukas Hagen, Veronika Hagen | 1985 | - | | 9:41 |
| Streichquartett a-moll, D. 804: I. Allegro ma non troppo Hagen Quartet, Lukas Hagen, Veronika Hagen Year: 1985Duration: 13:19 | Hagen Quartet, Lukas Hagen, Veronika Hagen | 1985 | - | | 13:19 |
| Streichquartett a-moll, D. 804: II. Andante Hagen Quartet, Lukas Hagen, Veronika Hagen Year: 1985Duration: 7:18 | Hagen Quartet, Lukas Hagen, Veronika Hagen | 1985 | - | | 7:18 |
| Streichquartett a-moll, D. 804: III. Menuetto. Allegro Hagen Quartet, Lukas Hagen, Veronika Hagen Year: 1985Duration: 7:43 | Hagen Quartet, Lukas Hagen, Veronika Hagen | 1985 | - | | 7:43 |
| Streichquartett a-moll, D. 804: IV. Allegro moderato Hagen Quartet, Lukas Hagen, Veronika Hagen Year: 1985Duration: 7:18 | Hagen Quartet, Lukas Hagen, Veronika Hagen | 1985 | - | | 7:18 |
| Streichquartett Es-dur, D. 87: II. Scherzo. Prestissimo Hagen Quartet, Lukas Hagen, Veronika Hagen Year: 1985Duration: 2:01 | Hagen Quartet, Lukas Hagen, Veronika Hagen | 1985 | - | | 2:01 |