Collect. Czech. Chem. Commun.
1976, 41, 2088-2095
https://doi.org/10.1135/cccc19762088
[1-β-Mercaptopropionic acid, 8-α,γ-diaminobutyric acid]vasopressin and [1-β-mercaptopropionic acid, 8-D-ornithine]vasopressin. Synthesis and biological effects
M. Zaoral, F. Brtník, T. Barth and A. Machová