Author : Ramanankirija, H. 1 Re-introduction of diademed sifaka (Propithecus diadema) and black and white ruffed lemurs (Varecia variegata editorum) at Analamazaotra Special Reserve, eastern Madagascar Serial title : Lemur News 2009 Authors : Day, S.R. Louis Jr, E.E. Ramanankirija, H. RAMAROKOTO, R.E.A.F. Randriamboahanginjatovo, R. RANDRIANINDRINA, V.R.A. Ravololonarivo, G. Sitzmann, B.D.