1. Baranoski. B.: 1989, ‘Dissipative Strukturen als ein energetisches Problem’, Nova Ada Leopoldina NF 60, Nr. 265,91.
2. Böhringer, M., Roth,, H-J., Hunziker, J., Göbel, M., Krishnan, R., Giger, A., Schweizer, B., Schreiber, J., Leumann, C, and Eschenmoser, A.: 1992, ‘Why Pentose and Not Hexose Nucleic Acids? Part II. Preparation of Oligonucleotides Containing 2′,3′-Dideoxy-β-D-glucopyranosyl Building Bocks’,Helv. Chim. Acta 75, 1416.
3. Cairns-Smith, A. G.: 1982, ‘Genetic Takeover and the Mineral Origins of Life’, Cambridge University Press, Cambridge.
4. de Duve, C: 1991, ‘Blueprint for a Cell. The Nature and Origin of Life’, Neil Patterson Publishers, Burlington, North Carolina.
5. Diederichsen, U.: 1993, ‘A. Hypoxanthin-Basenpaarungen in Homo-DNA-Oligonucleotiden. B. Zur Frage des Paarungsverhaltens von Glucopyranosyl-Oligonucleotiden’, Thesis No. 10122, ETH Zürich.