Contrasti (First italian performance of the new version) Adriano Ambrosini (pf.), Marco Stroppa (sound projection) «Giornate della nuova musica 1987: “Il suono e lo spazio”», V concerto; Auditorium RAI, Turin
Traiettoria (whole cycle: Traiettoria… deviata, Dialoghi, Contrasti) (first performance) Pierre-Laurent Aimard (pf.), Marco Stroppa (sound projection) «De Ijsbreker», Amsterdam
Spirali (first performance) Giovane Quartetto Italiano, Marco Stroppa (sound projection) «Società del Quartetto di Milano», Sala Verdi of Conservatorio, Milan
Spirali (first performance) Giovane Quartetto Italiano, Marco Stroppa (sound projection) Reggio Emilia
Hidinefte (first performance) Marco Stroppa (sound projection) Festival «Dialogo con Maderna» (30th of September-10th of December 1989), Milan
élet... fogytiglan (Modules 1, 2, 5) (first performance) Ensemble Intercontemporain, Péter Eötvös Centre G. Pompidou, Paris
Spirali (first performance of the final version of the analogical sound projection) Arditti String Quartet, Marco Stroppa (sound projection) «Wien Modern 90», Wien
Metabolai The Chamber Orchestra of Europe, Claudio Abbado «Wien Modern 90», Wien
Metabolai The Chamber Orchestra of Europe, Claudio Abbado «Ferrara Musica», Ferrara
élet… fogytiglan Klangforum Wien, Beat Furrer «Wien Modern 90», Wien
Proemio (first performance of stereo version) Adolfo Moriconi (realisation) RAI, Radio Tre
Traiettoria… deviata; Contrasti Pierre-Laurent Aimard (piano), Marco Stroppa (sound projection) Festival «Présences 92: L’Europe des jeunes compositeurs»; Grand Auditorium de Radio France, Paris
