| article html file updated | 6 February 2020 15:36 CET | Update | https://www.mdpi.com/1660-4601/12/2/1651 |
| article html file updated | 7 May 2019 01:38 CEST | Update | - |
| article html file updated | 25 March 2019 21:12 CET | Update | - |
| article html file updated | 21 August 2015 06:48 CEST | Update | - |
| article html file updated | 3 March 2015 06:59 CET | Update | - |
| article xml file uploaded | 3 March 2015 06:59 CET | Update | https://www.mdpi.com/1660-4601/12/2/1651/xml |
| article html file updated | 3 February 2015 03:50 CET | Original file | - |
| article xml file uploaded | 3 February 2015 03:50 CET | Original file | - |
| article pdf uploaded. | 2 February 2015 08:06 CET | Updated version of record | https://www.mdpi.com/1660-4601/12/2/1651/pdf |
| article pdf uploaded. | 30 January 2015 11:59 CET | Version of Record | https://www.mdpi.com/1660-4601/12/2/1651/pdf-vor |
