@incollection{Steuer11, author = {Bernhard Siemon and Annika Steuer}, title = {Airborne Geophysical Investigation of Groundwater Resources in Northern Sumatra after the Tsunami of 2004}, booktitle = {The Tsunami Threat}, publisher = {IntechOpen}, address = {Rijeka}, year = {2011}, editor = {Nils-Axel M?rner}, chapter = {28}, doi = {10.5772/13400}, url = {https://doi.org/10.5772/13400} }