Треклист:
- op. 1 (for 9 strings): I
- op. 1 (for 9 strings): II
- op. 1 (for 9 strings): III
- op. 1 (for 9 strings): IV
- op. 2 (for string quartet)
- op. 3 (for string quartet)
- op. 1 (prototype): I
- op. 1 (prototype): II
- op. 1 (prototype): III
- op. 1 (prototype): IV