A Novel, One-Pot, Three-Component Synthesis of 1,2,4-Oxadiazoles under Microwave Irradiation and Solvent-Free Conditions - Adib, Mehdi; Mahdavi, Mohammad; Mahmoodi, Niusha; Pirelahi, Hooshang; Bijanzadeh, Hamid Reza (Synlett, 2006)