Authors: Olivero, EB Medina, FA

Citation: Eb. Olivero et Fa. Medina, Patterns of Late Cretaceous ammonite biogeography in southern high latitudes: the family Kossmaticeratidae in Antarctica, CRETAC RES, 21(2-3), 2000, pp. 269-279

Authors: Medina, FA Martinioni, D

Citation: Fa. Medina et D. Martinioni, The genera Hysteroceras Hyatt and Dipoloceras Hyatt (Ammonoidea) in the Upper Albian of Patagonia, Argentina, AMEGHINIANA, 36(4), 1999, pp. 411-418

Authors: Ottone, EG Medina, FA

Citation: Eg. Ottone et Fa. Medina, A wood from the Early Cretaceous of James Ross Island, Antarctica, AMEGHINIANA, 35(3), 1998, pp. 291-298