He later developed serial techniques and applied them in various refined forms, which continue to characterize his works.
Papaioannou was the first musician to systematically teach atonal, 12-note and serial techniques before 1970.
Since this work he has remained faithful to serial technique (Drake 2001).
His children's opera The Prisoners Play from 1972 uses serial techniques.
In such usages post-Webernian serialism will be used to denote works that extend serial techniques to other elements of music.
It is often rooted in the post-Romantic tradition, despite serial techniques.
Most of the instrumental and vocal music he composed at this time used serial technique that he loved to compose.
Some of his first works use serial techniques, sometimes combined with ideas from Mediaeval and Renaissance music, including bits of plainsong.
Much of the work uses the language of 19th-century romanticism, but mixes this language with pandiatonic tonality, modal writing, and even serial techniques.
She never adopted 12-tone or serial techniques, but her music shows a profound understanding of that musical language.