Search results for: R. Walker
International Journal of Coal Geology > 2010 > 83 > 4 > 467-474
International Journal of Coal Geology > 2007 > 71 > 1 > 2-14
International Journal of Coal Geology > 2010 > 83 > 4 > 467-474
International Journal of Coal Geology > 2007 > 71 > 1 > 2-14