GFZ Wireless Seismic Array (GFZ-WISE), a Wireless Mesh Network of Seismic Sensors: New Perspectives for Seismic Noise Array Investigations and Site Monitoring. - Matteo Picozzi; Claus Milkereit; Stefano Parolai; Karl-Heinz Jäckel; Ingo Veit; Joachim Fischer; Jochen Zschau (Sensors, 2010)

A Quasi Absolute Optically Pumped Magnetometer for the Permanent Recording of the Earth's Magnetic Field Vector (OPC). - Eberhard Pulz; Karl-Heinz Jäckel; Oliver Bronkalla (Data Sci. J., 2011)