Researched with Fritz Kramer in Havana (1943-46) and with Ernst Toch in LA (1947-48). Dean, College of Music, College or university of Oriente; Professional Advisor, Country wide Institute of Tradition (Cuba); Vice-President, Havana Philharmonic Orchestra; Chief executive, Cuban Portion of the ISCM. Received Exceptional Teacher Award, California College or university system. Many honours and grants or loans. Lecturer and essayist on modern music. Early functions, eg. The Infinite Basis, are post-impressionist, Elegy for String Orchestra (1954) can be openly chromatic, String Quartet can be serialist. Graph ratings of ’70s consist of Olep ed Arudamot, The Infinite Rectangular, Astralis, The Magic Labyrinth. Additional functions: Undici Colori (1981) for single bassoon and projections of abstract drawings, Inflorescencia (1976) for soprano, bass clarinet and tape, Magias e Invenciones (1986) a music routine for soprano and piano.