| article html file updated | 6 February 2020 09:06 CET | Update | https://www.mdpi.com/2079-4983/5/2/43 |
| article html file updated | 7 May 2019 14:50 CEST | Update | N/A |
| article html file updated | 21 March 2019 16:43 CET | Update | N/A |
| article html file updated | 20 August 2015 06:09 CEST | Update | N/A |
| article html file updated | 16 July 2014 08:51 CEST | Original file | N/A |
| article xml file uploaded | 16 July 2014 08:51 CEST | Original file | https://www.mdpi.com/2079-4983/5/2/43/xml |
| article pdf uploaded. | 8 May 2014 10:02 CEST | Version of Record | https://www.mdpi.com/2079-4983/5/2/43/pdf |
