publicaciones seleccionadas artículo académico Geodetic and seismic constraints on some seismogenic zone processes in Costa Rica. Journal of Geophysical Research: Solid Earth. 109:1-25. 2004 Seismic cycle and plate margin deformation in Costa Rica: GPS observations from 1994 to 1997. Journal of Geophysical Research: Solid Earth. 104:28915-28926. 1999 GPS measurements of crustal deformation associated with the 22 April 1991, Valle de la Estrella, Costa Rica earthquake. Geophysical Research Letters. 20:407-410. 1993