frantal@geonika.cz
pasqualetti@asu.edu
Dan.vanderHorst@ed.ac.uk
© 2014 Bohumil Frantál, Martin J. Pasqualetti, Dan van der Horst, published by Czech Academy of Sciences, Institute of GeonicsThis work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.