@techreport{TUW-234897, author = {Bartsch, Annett and others}, title = {Requirements for Monitoring of Permafrost in Polar Regions}, institution = {E120 - Department of Geodesy and Geoinformation; Vienna University of Technology}, year = {2014} } @comment { WARNING: In the original publication record, the list of names in the field 'author' contains the addition 'et al.'! }