Synthesis of trans-(2-Aminocyclopropyl)alanine - A Key Constituent of the Novel Antitumor Antibiotic Belactosin A - Brandl, Melanie; Kozhushkov, Sergei I; Loscha, Karin; Kokoreva, Olga V; Yufit, Dimitrii S; Howard, Judith A K; de Meijere, Armin (Synlett, 2000)