1. Department of Engineering Science, University West, SE-46186 Trollhättan, Sweden
2. Helmholtz Centre Potsdam, GFZ German Research Centre for Geosciences, Telegrafenberg, D-14473 Potsdam, Germany
3. Centre for Earth Evolution and Dynamics (CEED), University of Oslo, Postboks 1028 Blindern, 0315 Oslo, Norway
4. Department of Land Surveying and Geo-Informatics, Hong Kong Polytechnic University, 11 Yuk Chai Rd, Hung Hom, Hong Kong
5. Departamento de Ciencias de la Tierra, Facultad de Ciencias Químicas, Universidad de Concepción, Victor Lamas 1290, Concepción, Chile