URLDate
Verified		Extra Software
Requirements
(if any)		Access
Conditions		Notes
http://dx.doi.org/10.3923/ajps.2011.67.73DOI Link
http://www.scialert.net/fulltext/?doi=ajps.2011.67[...]11/06/2017
http://www.scialert.net/qredirect.php?doi=ajps.201[...]11/06/2017PDF Reader