International Journal of Mining Science and Technology
International Journal of Mining Science and Technology > 2016 > 26 > 4 > 721-727
International Journal of Mining Science and Technology > 2016 > 26 > 6 > 1033-1042
International Journal of Mining Science and Technology > 2016 > 26 > 4 > 721-727
International Journal of Mining Science and Technology > 2016 > 26 > 6 > 1033-1042