Ibrahim, A. W.Magnusson, Stefan G.2022-06-012022-06-011985https://hdl.handle.net/11124/13737Includes bibliographical references.masters thesesengCopyright of the original work is retained by the author.Abandoned coal mines -- TexasSeismic refraction methodProspecting -- Geophysical methodsLignite -- TexasApplication of electrical and refraction seismic methods to the detection of abandoned lignite mine workings in East Texas, TheText