@conference{1a0ed666ecfb40a48c5e1b4a903d4575,
title = "Trace elements associated with the upper coal zones of the Springbok Flats Basin, South Africa",
author = "Valerie Nxumalo and Nicola Wagner and Wojciech Przybylowicz and Jan Kramers and Clarisa Vorster and Bruce Cairncross and Hunt, {John Paul}",
year = "2016",
language = "English",
note = "33rd Annual International Pittsburgh Coal Conference: Coal - Energy, Environment and Sustainable Development, PCC 2016 ; Conference date: 08-08-2016 Through 12-08-2016",
}