The use of Remote Sensing to Detect Asbestos Mining Degradation in Mafefe and Mathabatha, South Africa. - Brilliant Mareme Petja; Yaw A. Twumasi; George T. Tengbeh (IGARSS, 2006)

Comparative analysis of reflectance spectroscopy and laboratory based assessment of asbestos pollution in the rehabilitated mining environment, South Africa. - Brilliant Mareme Petja; Yaw A. Twumasi; George T. Tengbeh (IGARSS, 2007)