Next Article in Journal
Long-Time Data Storage: Relevant Time Scales
Previous Article in Journal
Paths to Attaining Food Security: The Case of Cameroon
Due to scheduled maintaince work on one of the switches in our server center, our websites www.mdpi.com and susy.mdpi.com may experience short service dirsuptions of up to 5 minutes on 30 January 2015 00:00 PM EST time.
Challenges 2011, 2(1), 1-18; doi:10.3390/challe2010001

Notes on Article Versions

NoteDate
article html file updated22 January 2013 09:08 CET
article html file updated26 January 2013 00:43 CET
article html file updated28 January 2013 21:02 CET
article html file updated5 February 2013 23:30 CET
article html file updated6 February 2013 19:36 CET
article xml file uploaded14 August 2014 11:21 CEST
article html file updated14 August 2014 11:21 CEST
article xml file uploaded14 August 2014 11:41 CEST
article html file updated14 August 2014 11:41 CEST
Challenges EISSN 2078-1547 Published by MDPI AG, Basel, Switzerland RSS E-Mail Table of Contents Alert