Pr3+ doped CoFe2O4: A highly efficient, magnetically recoverable and reusable catalyst for one-pot four-component synthesis of multisubstituted pyrroles Firoz A. Kalam Khan, Amol M. Pachpinde, Mallinath M. Langade, Kishan S. Lohar, Sunil M. Patange, Omprakash G. Bhusnure, Jaiprakash N. Sangshetti, Requires Subscription HTML Requires Subscription PDF views: 12 downloads: 163