Natural Resources Research
Natural Resources Research > 2005 > 14 > 1 > 1-17
Natural Resources Research > 2005 > 14 > 1 > 31-37
Natural Resources Research > 2005 > 14 > 1 > 19-30
Natural Resources Research > 2005 > 14 > 1 > 47-63
Natural Resources Research > 2005 > 14 > 1 > 39-45
Natural Resources Research > 2005 > 14 > 1 > 65-76