Schulz, Georg E. Emeritus Group Biophysics, Max Planck Institute for Medical Research, Max Planck Society;
https://onlinelibrary.wiley.com/doi/epdf/10.1002/anie.198101431 (beliebiger Volltext)
https://doi.org/10.1002/anie.198101431 (beliebiger Volltext)
Schulz, G. E. (1981). Protein Differentiation: Emergence of Novel Proteins during Evolution. Angewandte Chemie, International Edition in English, 20(2), 143-151. doi:10.1002/anie.198101431.