%0 Journal Article %T Cu-doped ZnO nanocrystalline powder as a catalyst for green and convenient multi-component synthesis of 1,4-dihydropyridine %A Alinezhad, Heshmatollah %A Mohseni Tavakkoli, Sahar %J Research on Chemical Intermediates %V 41 %N 9 %P 5931-5940 %@ 0922-6168 %D 2014-07-09 %I Springer Netherlands %~ DeepDyve