Magma storage and diking revealed by GPS and InSAR geodesy at Pacaya volcano, Guatemala, Hans N. Lechner, Christelle Wauthier, Gregory P. Waite, Rudiger Escobar-Wolf
Department of Geological and Mining Engineering and Sciences Publications

A pilot GPS study of Santa Ana Volcano (Ilamatepec) and Coatepeque caldera, El Salvador, Hans N. Lechner, Charles DeMets, Douglas Hernandez, William I. Rose
Department of Geological and Mining Engineering and Sciences Publications

Differential GPS as a monitoring tool on Volcano Santa Ana (Illamatepec) and the Coatepeque Caldera, El Salvador, Hans N. Lechner
Dissertations, Master's Theses and Master's Reports - Open