1.- 1989 Ver registro 2.- OVIEDO: UNIV., DEP. GEOL., 1991 Ver registro 3.- MADRID: ITGE, 1992 Ver registro 4.- MADRID: ITGE, 1994 Ver registro 5.- 1994 Ver registro 6.- (SUPER 40) AR/ (SUPER 39) AR LASERPROBE DATING OF MYLONITIC FABRICS IN A POLYOROGENIC TERRANE OF NW IBERIA GEOLOGICAL SOCIETY OF LONDON; LONDON; GBR; UNITED KINGDOM, 2006 Ver registro 7.- 1.1. GA OLD ZIRCONS IN W ARGENTINA; IMPLICATIONS FOR SEDIMENTARY PROVENANCE IN THE PALAEOZOIC OF WESTERN GONDWANA E. SCHWEIZERBART'SCHE VERLAGSBUCHHANDLUNG; STUTTGART; DEU; FEDERAL REPUBLIC OF GERMANY, 1995 Ver registro 8.- 13C OF TERRESTRIAL CARBON THROUGH THE LATE PHANEROZOIC GEOLOGICAL SOCIETY OF AMERICA (GSA); BOULDER, CO; USA; UNITED STATES, 2000 GEOLOGICAL SOCIETY OF AMERICA, 2000 ANNUAL MEETING Ver registro 9.- 13C trends from New York's Onondaga Fm.; global or local? Implications for stratigraphy Geological Society of America (GSA); Boulder, CO; USA; United States, 2006 Geological Society of America, North-Central Section, 40th annual meeting Ver registro 10.- 2-D modelling of the petroleum system in a structurally complex area; the Madrejones Structure, south Bolivia American Association of Petroleum Geologists and Society for Sedimentary Geology; Tulsa, OK; USA; Un, 2008 2008 AAPG annual convention & exhibition; abstracts volume Ver registro