- Several Company Internal and Confidential reports between 1997 and 2002.
BHP Minerals Exploration
- "Manual de Geof�sica para el Ge�logo Explorador".
Departamento de Ciencias Geol�gicas, UCN. Antofagasta, Chile. January 1997.
- "Probabilistic Macroseismic Hazard Assessment for Nicaragua".
Natural Hazards. Vol.13; No.2; March 1996.
- "Earthquake Catalogue Analysis".
DGG abstracts. Freiberg, Germany. March 1996.
- "b-value distribution in Central America".
DGG abstracts. Munster, Germany. March 1994.
- "Seismological Interpretation of Hydraulic-Fracturing Experiments".
DGG abstracts. Kiel, Germany. March 1993.
- "Determination of Focal Parameters".
DGG abstracts. Leipzig, Germany. March 1992.
- "A vulnerability study of Masaya, an area exposed to natural disasters in Nicaragua".
ASA proposal, Carl-Duisberg-Gesellschaft. Berlin, Germany. November 1991.
- "Locating Seismoacoustical Events Using 3C-Stations".
DGG abstracts. Bochum, Germany. March 1991.
- "An Introduction to the Geological Situation of Nicaragua".
Geology Student Conference abstracts. Freiberg, Germany. October 1986.
