One-pot synthesis of tri- and tetrasubstituted imidazoles using nano-LaMnO3 perovskite-type oxide as reusable heterogeneous catalyst in solvent-free condition Haleh Sanaeishoar, Haman Tavakkoli, Mahsa Asareh, Fouad Mohave, XML Requires Subscription HTML Requires Subscription PDF views: 25 downloads: 223