1971.  - pro arte quartet - streichquartett g-dur op.  54 nr,allegro con brio,allegretto,menuetto: allegretto - trio,finale: presto,pro arte quartet - streichquartett c-dur op.  54 nr,v..

1971.  - pro arte quartet - streichquartett b-dur op.  1 nr.  ,presto,menuetto und trio,adagio,menuetto und trio,presto,pro arte quartet - streichquartett es-dur op.  20 n,all..

2003.  - 1.  Allegro molto,nr.  4: sehr langsam,kolisch quartet - streichquartett nr.  1 op.  7: nic,nr.  6: fliessend,1.  Moderato,3.  ..

2022. "I was invited to an art gallery in Los Angeles to hear a solo String Bass recital by Stefano. I arrived late and the concert was in progress, I was walking down a series of concrete halls to reach the ga..