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1951 – 1956
studied composition at the Conservatory in Bratislava
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1956 – 1960
studied composition at the Academy of Performing Arts in Bratislava
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1961 – 1965
worked in the Czechoslovak Radio as music editor
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1965 – 1966
participation in Internationale Kurse für Neue Musik in Darmstadt
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1965 – 1977
founder and head of the Electroacoustic Studio of the Slovak Radio in Bratislava
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1967 – 1968
member of the Board of the Union of Slovak Composers; following the 1968 events, he was evicted from the Union and subsequently persecuted – performance of his works and his publishing activities were banned
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1977
left Czechoslovakia and settled in Austria, where he lives presently
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1977 – 2002
he worked as an editor in Universal Edition in Vienna