URLDate
Verified		Extra Software
Requirements
(if any)		Access
Conditions		Notes
http://dx.doi.org/10.4236/ae.2014.22015DOI Link
http://file.scirp.org/Html/5-1270046_45432.htm03/07/2016
http://www.scirp.org/Journal/PaperDownload.aspx?pa[...]03/07/2016PDF Reader