International Journal of Coal Geology
International Journal of Coal Geology > 2002 > 49 > 4 > 263-275
International Journal of Coal Geology > 2002 > 49 > 4 > 215-249
International Journal of Coal Geology > 2002 > 49 > 4 > 251-262
International Journal of Coal Geology > 2002 > 49 > 4 > 263-275
International Journal of Coal Geology > 2002 > 49 > 4 > 215-249
International Journal of Coal Geology > 2002 > 49 > 4 > 251-262