| article html file updated | 6 February 2020 05:26 CET | Update | https://www.mdpi.com/2079-7737/2/4/1282 |
| article html file updated | 7 May 2019 22:19 CEST | Update | N/A |
| article html file updated | 21 March 2019 07:23 CET | Update | N/A |
| article html file updated | 19 August 2015 09:16 CEST | Update | N/A |
| article html file updated | 14 August 2014 11:40 CEST | Update | N/A |
| article xml file uploaded | 14 August 2014 11:40 CEST | Update | https://www.mdpi.com/2079-7737/2/4/1282/xml |
| article html file updated | 14 August 2014 11:20 CEST | Update | N/A |
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| article html file updated | 28 April 2014 10:26 CEST | Update | N/A |
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| article html file updated | 3 March 2014 09:09 CET | Original file | N/A |
| article xml file uploaded | 3 March 2014 09:08 CET | Original file | N/A |
| article pdf uploaded. | 8 November 2013 17:32 CET | Version of Record | https://www.mdpi.com/2079-7737/2/4/1282/pdf |
