66 (1983) Divertimento for recorders, Op. 68 (1990) String Trio, Op. 69 (1988) Piano Trio, Op. 70 (1990) String Quartet, Op. 71 (1964) Trio for flute, violin and piano, Op. 72 (2001) Diálogos for clarinet and piano, Op. 78 (1960) Keyboard Música para niños (Music for Children) for piano, Op. 2 (1946) 3 Canciones sin palabras (3 Songs without Words) for piano, Op. 3 (1946) 2 Invenciones a dos voces (2 Two-Part Inventions) for piano, Op. 4 (1946) 2 Invenciones for bandoneón, Op. 5 (1946) Preludio y Fuga a 4 voces (Prelude and Fugue in Four Voices) for piano, Op. 6 (1946) 10 Variaciones for piano, Op. 9 (1948) Preludio, Coral y Fuga for piano, Op. 10 (1950) Preludio y Allegro for piano or bandoneón, Op. 11 (1950) 3 Preludios (3 Preludes) for piano, Op. 12 (1951) Sonata for piano, Op. 15 (1953) Sonata for piano, Op. 16 (1955) Música para Piano, Op. 19 (1960) Variantes y Transparencias for piano, Op. 24 (1967) Atmósferas Líricas for piano, Op. 26 (1972) Homenaje a Franz Liszt for piano, Op.29 (1979) Fantasia sobre Poemas de Borges for piano, Op. 30 (1979) Impresiones Sonoras for piano, Op.39 (1986) Dos Impromptus dedicados a Schubert for piano, Op. 43 (1988) Tres Impromptus dedicados a Chopin for piano, Op. 44 (1999) Tríptico for harpsichord, Op. 45b (1998) Fantasia sobre Cantos a Spinoza 1 for piano, Op. 49 (2000) Homenaje a Borges for harpsichord, Op. 51c (2000) Tres Sonoridades for harpsichord, Op. 54 (2000) Fantasia sobre Spinoza 2 for piano, Op. 57 (2000) Allegro Agitato for harpsichord, Op. 76 (2001) Vocal 3 Canciones de Garcia Lorca for voice and piano, Op. 7 (1946); also for mixed chorus or children's chorus 5 Poemas Americanos for voice and piano, Op. 14 (1952) Amor y Amar for voice and orchestra, Op. 28 (1979) Imágenes Líricas for voice and chamber ensemble, Op. 38 (1989) Dos Cantos a Spinoza for voice and piano, Op. 48 (1998); words from Cuaderno Spinoza by José Isaacson Si todo se mide for voice and piano, Op. 50 (2000); words from Amor y Amar by José Isaacson Dos Poemas de Borges for voice and piano, Op. 51 (2000) Arte Poética de Borges for voice and piano, Op. 52 (2000) Cerca y Lejos for voice and piano, Op. 55 (2000); words from Amor y Amar by José Isaacson Dos Cantos sobre Spinoza for voice and piano, Op. 56 (2000)