Title from disc label. Editions recorded: Schott Music. Program notes by Susanne Schaal-Gotthardt, in German with English and French translations, and biographical notes on the performers in German and English (27 pages : portraits) inserted in container. 2nd-3rd, 5th-6th works. recorded. 2011 December. Siemens-Villa, Berlin-Lankwitz. 1st, 4th, and 7th works. recorded. 2013 February. Siemens-Villa, Berlin-Lankwitz. Stephen Cahen, producer, engineer, digital editing, and SACD authoring. Tabea Zimmermann, viola ; Thomas Hoppe, piano (1st, 4th, and 7th works).