- Series: Introductions to Kontinuum Series Record # 31521
- Introductions to Kontinuum
- Kontinuum (1985) [ES] by Herbert W. Franke
- Kontinuum 2 (1986) [ES] by Herbert W. Franke
- Kontinuum 3 (1986) [ES] by Herbert W. Franke
- Kontinuum 4 (1987) [ES] by Herbert W. Franke
- Kontinuum 5 (1987) [ES] by Herbert W. Franke