Waldmann, Herbert Abt. IV: Chemische Biologie, Max Planck Institute of Molecular Physiology, Max Planck Society;
Waldmann, H., Braun, P., & Kunz, H. (1993). New enzymatic protecting group techniques for the construction of peptides and glycopeptides. In Chemistry of peptides and proteins, volumes 5/6: Proceedings of the seventh USSR-FRG Symposium on Chemistry of Peptides and Proteins and of the eighth FRG USSR Symposium on Chemistry of Peptides and Proteins DWI reports;V. 112 (pp. 227-235). Aachen: Verlag Mainz.