sentences:  An Austrian government stipend enabled him to study composition from 1967 to 1973 at the Universität für Musik und darstellende Kunst in Vienna, with Hanns Jelinek and Alfred Uhl, twelve-tone technique with Jelinek and Erich Urbanner, electronic music and modern music with Friedrich Cerha.He graduated with Distinction in 1973.In 1968 and 1970 he took part in the Internationale Ferienkurse für Neue Musik in Darmstadt, in Karlheinz Stockhausen's composition studios, and later in György Ligeti's composition seminar.