| article html file updated | 6 February 2020 17:32 CET | Update | https://www.mdpi.com/2079-6374/5/2/187 |
| article html file updated | 6 May 2019 22:13 CEST | Update | - |
| article html file updated | 26 March 2019 00:25 CET | Update | - |
| article html file updated | 21 August 2015 10:17 CEST | Update | - |
| article html file updated | 7 July 2015 10:59 CEST | Update | - |
| article xml file uploaded | 7 July 2015 10:59 CEST | Update | https://www.mdpi.com/2079-6374/5/2/187/xml |
| article html file updated | 17 April 2015 13:52 CEST | Original file | - |
| article xml file uploaded | 17 April 2015 13:52 CEST | Original file | - |
| article pdf uploaded. | 14 April 2015 16:21 CEST | Updated version of record | https://www.mdpi.com/2079-6374/5/2/187/pdf |
| article pdf uploaded. | 13 April 2015 09:31 CEST | Version of Record | https://www.mdpi.com/2079-6374/5/2/187/pdf-vor |