| article html file updated | 6 February 2020 01:56 CET | Update | https://www.mdpi.com/1660-3397/11/5/1490 |
| article html file updated | 8 May 2019 05:29 CEST | Update | - |
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| article html file updated | 29 June 2017 13:28 CEST | Update | - |
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| article html file updated | 17 June 2015 09:03 CEST | Update | - |
| article html file updated | 14 August 2014 12:07 CEST | Update | - |
| article xml file uploaded | 14 August 2014 12:07 CEST | Update | https://www.mdpi.com/1660-3397/11/5/1490/xml |
| article html file updated | 6 August 2013 15:48 CEST | Original file | - |
| article xml file uploaded | 6 August 2013 15:48 CEST | Original file | - |
| article pdf uploaded. | 7 May 2013 12:30 CEST | Version of Record | https://www.mdpi.com/1660-3397/11/5/1490/pdf |
