Detection of sinkhole precursors through SAR interferometry: First results from South Africa. - Andre Theron; Jeanine Engelbrecht; Jaco Kemp; Waldo Kleynhans; Terrence Turnbull (IGARSS, 2016)

Detection of Sinkhole Precursors Through SAR Interferometry: Radar and Geological Considerations. - Andre Theron; Jeanine Engelbrecht; Jaco Kemp; Waldo Kleynhans; Terrence Turnbull (IEEE Geosci. Remote. Sens. Lett., 2017)