@unpublished{TUW-182074, author = {Hausmann, Helmuth and Krainer, Karl and Br{\"u}ckl, Ewald}, title = {Geophysikalische Methoden zur Kartierung und Strukturerkundung von Permafrost ({\"O}tztaler Alpen).}, year = {2009}, note = {talk: Gletscherworkshop, Obergurgl; 2009-08-03 -- 2009-08-04} }