Sensing Roof Conditions ahead of a Longwall Mining using the Shearer as a Seismic Source. - Xun Luo; Andrew King 001; Matt Van de Werken (IGARSS (4), 2008)

Tomographic Imaging of Rock Conditions Ahead of Mining Using the Shearer as a Seismic Source - A Feasibility Study. - Xun Luo; Andrew L. King; Matt Van de Werken (IEEE Trans. Geosci. Remote. Sens., 2009)