Journal of African Earth Sciences
Journal of African Earth Sciences > 2009 > 55 > 5 > 245-256
Journal of African Earth Sciences > 2010 > 56 > 2-3 > 83-94
Journal of African Earth Sciences > 2013 > 80 > Complete > 31-47
Journal of African Earth Sciences > 2009 > 55 > 5 > 245-256
Journal of African Earth Sciences > 2010 > 56 > 2-3 > 83-94
Journal of African Earth Sciences > 2013 > 80 > Complete > 31-47