New collected works of Dmitri ShostakovichVolumes 85-86: Choral compositions1. Loyalty. 8 ballads for male choir a cappella. Op. 136.2. 10 russian folk songs. Adaptations for solo voices, mixed choir and piano. Sans op. (1957)3. Two russian folk songs. adaptations for mixed choir a cappella. Op. 104 (1957)4. Choruses a cappella from film music