| article html file updated | 6 February 2020 19:38 CET | Update | https://www.mdpi.com/2079-4991/5/2/1048 |
| article html file updated | 6 May 2019 17:53 CEST | Update | - |
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| article html file updated | 16 February 2017 04:18 CET | Update | - |
| article html file updated | 21 August 2015 13:34 CEST | Update | - |
| article html file updated | 7 July 2015 13:28 CEST | Original file | - |
| article xml file uploaded | 7 July 2015 13:28 CEST | Original file | https://www.mdpi.com/2079-4991/5/2/1048/xml |
| article pdf uploaded. | 17 June 2015 09:34 CEST | Updated version of record | https://www.mdpi.com/2079-4991/5/2/1048/pdf |
| article pdf uploaded. | 15 June 2015 08:46 CEST | Updated version of record | https://www.mdpi.com/2079-4991/5/2/1048/pdf-vor |
| article pdf uploaded. | 12 June 2015 11:54 CEST | Version of Record | https://www.mdpi.com/2079-4991/5/2/1048/pdf-vor |