| article html file updated | 6 February 2020 07:08 CET | Update | https://www.mdpi.com/1660-4601/11/2/1855 |
| article html file updated | 7 May 2019 18:54 CEST | Update | - |
| article html file updated | 21 March 2019 12:02 CET | Update | - |
| article html file updated | 19 August 2015 19:40 CEST | Update | - |
| article html file updated | 18 March 2014 09:39 CET | Original file | - |
| article xml file uploaded | 18 March 2014 09:39 CET | Original file | https://www.mdpi.com/1660-4601/11/2/1855/xml |
| article pdf uploaded. | 10 February 2014 15:45 CET | Updated version of record | https://www.mdpi.com/1660-4601/11/2/1855/pdf |
| article pdf uploaded. | 7 February 2014 09:31 CET | Version of Record | https://www.mdpi.com/1660-4601/11/2/1855/pdf-vor |
