Natural Resources Research
Natural Resources Research > 2002 > 11 > 3 > 187-195
Natural Resources Research > 2003 > 12 > 2 > 105-119
Natural Resources Research > 2004 > 13 > 1 > 53-56
Natural Resources Research > 2004 > 13 > 4 > 211-221
Natural Resources Research > 2009 > 18 > 4 > 285-333
Natural Resources Research > 2009 > 18 > 4 > 259-266
Natural Resources Research > 2010 > 19 > 1 > 23-31