Commissioned by Radio MEC Brazil; First performance: 21 July 1968, Interamerican Music Festival of Washington, USA, Auditorium of the Department of Commerce, Washington, by the National Chamber Orchestra, conducted by Antonio Tauriello; Recordings: EMI-Angel 31C+063 422.907 (Ensemble Musica Nova do Rio de Janeiro, conducted by Marlos Nobre); full score and parts on sale.
Instrumentación: Flute (& Piccolo),Harp, Piano & Timpani
Edición: Marlos Nobre Edition
Puede adquirirse en: marlosnobre.edition@uol.com.br

Hizo estudios de composición con Hans J. Koelreutter y Camargo Guarnieri. Posteriormente, con Ginastera, Messiaen, Malipiero, Copland y Dallapiccola en el Centro Latinoamericano de Altos Estudios Musicales del Instituto Torcuato Di Tella de Buenos Aires.