URLDate
Verified		Extra Software
Requirements
(if any)		Access
Conditions		Notes
http://dx.doi.org/10.1603/0046-225X(2003)032[1370:POASCS]2.0.CO;2DOI Link
http://www.bioone.org/bioone/?request=get-document[...]04/19/2007 Item is within a limited-access website
http://www.bioone.org/doi/pdf/10.1603/0046-225X-32[...]03/15/2010PDF ReaderItem is within a limited access website