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semios (2009-II)
for piano and electroacoustic sounds
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quodlibet, stylus luxurians (1991-II)
for organ, brass and percussion
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preludio (preludio) (1989-III) (1958)
para piano
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plectros V (2000-I)
for prepared piano and percussion ensemble
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plectros IV (1974-I)
for two pianists of opposite sex, with percussion and electronic sounds
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plectros III (1971-I)
for piano and synthesized sounds
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penetrations VII (1972-III)
for voice, electronic music and electronic extensions
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penetrations II (1969-IV)
for wind(s), string(s), percussion and keyboard instrument(s), with voices, lights, electronic sounds and electronic extensions
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parches (2002-IV)
for drum(s) and other skins
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ontem (1999-I)
for actress-singer, tablas, electroacoustic music and digital signal processing