1. A. Kleemann , A.Engel , B.Kutscher and D.Reichert , Pharmaceutical sustance: Synthesis Patents, Applications , Georg Thieme , Stuttgart , 4th edn, 2001
2. A. Ricci , Amino Group Chemistry From Synthesis to the Life Sciences , Wiley-VCH , Weinheim , 2008
3. Novel highly selective inhibitors of ubiquitin specific protease 30 (USP30) accelerate mitophagy
4. Novel, Nonpeptidic Cyanamides as Potent and Reversible Inhibitors of Human Cathepsins K and L
5. A. G. Gilman , L. S.Goodman , T. W.Rall and F.Murad , Goodman and Gilman's The Pharmacological Basis of Therapeutics , Pergmon Press , New York , 7th edn, 1990