@incollection{Ferrein20, author = {Alexander Ferrein and Ingrid Scholl and Tobias Neumann and Kai Kr├╝ckel and Stefan Schiffer}, title = {A System for Continuous Underground Site Mapping and Exploration}, booktitle = {Unmanned Robotic Systems and Applications}, publisher = {IntechOpen}, address = {Rijeka}, year = {2020}, editor = {Mahmut Reyhanoglu and Geert De Cubber}, chapter = {4}, doi = {10.5772/intechopen.85859}, url = {https://doi.org/10.5772/intechopen.85859} }