1.- .SOBRE LA PRESENCIA DE CALLIPTERIS. FLABELLIFERA EN LA FORMACION EL TRAMPEADERO, QUEBRADA DE LA CEBILA, PROVINCIA DE LA RIOJA BUENOS AIRES, 1987 SIMPOSIO ARGENTINO DE PALEOBOTANICA Y PALINOLOGIA.7/1987-04-13/BUENOS AIRES Ver registro 2.- A FLORA DICROIDIUM NO RIO GRANDE DO SUL: IMPLICACOES BIOESTRATIGRAFICAS 1999 Ver registro 3.- A FLORA DICROIDIUM NO RIO GRANDE DO SUL: IMPLICACOES BIOESTRATIGRAFICAS 1999 Ver registro 4.- A mid-Cretaceous flora from the Kachaike Formation, Patagonia, Argentina Elsevier;; GBR; United Kingdom, 2007 Ver registro 5.- A MIDDLE WESTPHALIAN FLORA FROM ALVARELHOS STRIP NEAR THE SERRA DE BOUGADO, SANTO TIRSO, NORTH PORTUGAL; 1982 Ver registro 6.- A NEW SPECIES OF NEUROPTERIS FROM THE MIDDLE WESTPHALIEN OF PALENCIA 1981 Ver registro 7.- A pre-glacial floral belt in Gondwana indicating warm climate during the late Visean (late Early Carboniferous) Geological Society of America (GSA); Boulder, CO; USA; United States, 2005 Geological Society of America, 2005 annual meeting Ver registro 8.- A PRE-GLACIAL, WARM-TEMPERATE FLORAL BELT IN GONDWANA (LATE VISEAN, EARLY CARBONIFEROUS) SOCIETY OF ECONOMIC PALEONTOLOGISTS AND MINERALOGISTS; TULSA, OK; USA; UNITED STATES, 2002 Ver registro 9.- A REVISION OF THE LOWER PENNSYLVANIAN ALETHOPTERIS LONCHITICA (AUCTORUM) AND ITS IDENTITY WITH ALETHOPTERIS UROPHYLLA 2008 Ver registro 10.- AN UPPER WESTPHALIAN FLORA FROM THE MINE "INES", NEAR THE PASS OF PAJARES, ON THE LEONESE-ASTURIAN BOUNDARY (NW. SPAIN) 1962 Ver registro