Hughes N, Le Roux M & Campbell QP. 2018. The dry beneficiation of South African small coal in a dense medium fluidised bed. https://hdl.handle.net/10394/31973
Hughes N, Le Roux M & Campbell QP. 2018. The dry beneficiation of South African small coal in a dense medium fluidised bed. https://hdl.handle.net/10394/31973