International Journal of Mining Science and Technology
International Journal of Mining Science and Technology > 2012 > 22 > 6 > 779-783
International Journal of Mining Science and Technology > 2012 > 22 > 6 > 855-858
International Journal of Mining Science and Technology > 2013 > 23 > 6 > 925-930
International Journal of Mining Science and Technology > 2014 > 24 > 6 > 819-823
International Journal of Mining Science and Technology > 2015 > 25 > 2 > 177-183