URLDate
Verified		Extra Software
Requirements
(if any)		Access
Conditions		Notes
https://gsr.lib.msu.edu/2000s/2008/080721.pdf07/21/2008PDF Reader
https://gsrpdf.lib.msu.edu/?file=/article/137522-ZH.pdf11/25/2015PDF ReaderMandarin version
https://gsrpdf.lib.msu.edu/?file=/article/137522-ES.pdf11.25.2015PDF ReaderSpanish version
https://edepot.wur.nl/263306/03/2014PDF ReaderGreenkeeper reprint