Extensive high-resolution ground-penetrating radar surveys
Immo Trinks,
Alois Hinterleitner,
Klaus Löcker,
Mario Wallner,
Roland Filzwieser,
Hannes Schiel,
Manuel Gabler,
Erich Nau,
Julia Wilding,
Viktor Jansa,
Petra Schneidhofer,
Tanja Trausmuth,
Wolfgang Neubauer
January, 2017