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1.- AN OLIGOCENE ANHYDRITE-BEARING ANDESITE FROM THE SAN JUAN VOLCANIC FIELD, COLORADO; A WET, OXIDIZED, AND S-RICH MAGMA IN AN INTRACONTINENTAL SETTING AMERICAN GEOPHYSICAL UNION; WASHINGTON, DC; USA; UNITED STATES, 1999 AGU 1999 FALL MEETING Ver registro
2.- CPX PHENOCRYSTS FROM VOLCAN ARENAL (1968-1996), COSTA RICA; EVIDENCE FOR MULTIPLE BASALT REPLENISHMENT EVENTS DURING THE ERUPTION OF COMPOSITIONALLY MONOTONOUS BASALTIC ANDESITIC MAGMA AMERICAN GEOPHYSICAL UNION; WASHINGTON, DC; USA; UNITED STATES, 1999 AGU 1999 FALL MEETING Ver registro
3.- SULFUR CONTENT AND ZONATION IN APATITE AS TOOL TO RECONSTRUCT OXIDIZED SULFUR BUDGETS IN SILICIC MAGMAS GEOLOGICAL SOCIETY OF AMERICA (GSA); BOULDER, CO; USA; UNITED STATES, 2004 GEOLOGICAL SOCIETY OF AMERICA, ROCKY MOUNTAIN SECTION, 56TH ANNUAL MEETING; GEOLOGICAL SOCIETY OF AMERICA, CORDILLERAN SECTION, 100TH ANNUAL MEETING Ver registro
4.- THE MINERALOGY OF MONOTONOUS BASALTIC ANDESITES OF THE CURRENT ERUPTION OF ARENAL VOLCANO, COSTA RICA; CONSTRAINTS FOR TIMING AND INTERACTION OF COMPOSITIONALLY CONTRASTING EVOLVED AND MAFIC MAGMAS GEOLOGICAL SOCIETY OF AMERICA (GSA); BOULDER, CO; USA; UNITED STATES, 2003 GEOLOGICAL SOCIETY OF AMERICA, 2003 ANNUAL MEETING Ver registro
5.- THE ROLE OF BASALT REPLENISHMENT IN THE GENERATION OF BASALTIC ANDESITES OF THE ONGOING ACTIVITY AT ARENAL VOLCANO, COSTA RICA; EVIDENCE FROM CLINOPYROXENE AND SPINEL SPRINGER INTERNATIONAL [FOR THE] INTERNATIONAL ASSOCIATION OF VOLCANOLOGY AND CHEMISTRY OF THE EARTH, 2002 Ver registro
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