International Journal of Coal Geology
International Journal of Coal Geology > 2013 > 107 > Complete > 152-164
International Journal of Coal Geology > 2016 > 165 > C > 106-120
International Journal of Coal Geology > 2017 > 179 > C > 139-152
International Journal of Coal Geology > 2013 > 107 > Complete > 152-164
International Journal of Coal Geology > 2016 > 165 > C > 106-120
International Journal of Coal Geology > 2017 > 179 > C > 139-152