‘One-Pot’ Synthesis of Chiral N-Protected α-Amino Acid-Derived 1,2,4-Oxadiazoles - Braga, Antonio L; Lüdtke, Diogo S; Alberto, Eduardo E; Dornelles, Luciano; Severo Filho, Wolmar A; Corbellini, Valeriano A; Rosa, Daiane M; Schwab, Ricardo S (Synthesis, 2004)