https://www.janvriend.co.uk/1980-81-heterostase/
1980/81 HETEROSTASE for flute, bass clarinet and piano | Jan Vriend
Jul 6, 2010 - HETEROSTASE (1980/81) was written for flute, bass clarinet and piano. The piece was a turning point, and the result of an enormous amount of analysis I had
clarinet and pianofor flute