| article html file updated | 6 February 2020 12:38 CET | Update | https://www.mdpi.com/1999-4907/5/10/2425 |
| article html file updated | 7 May 2019 07:31 CEST | Update | N/A |
| article html file updated | 22 March 2019 02:01 CET | Update | N/A |
| article html file updated | 20 August 2015 22:00 CEST | Update | N/A |
| article html file updated | 24 November 2014 08:51 CET | Update | N/A |
| article xml file uploaded | 24 November 2014 08:51 CET | Update | https://www.mdpi.com/1999-4907/5/10/2425/xml |
| article html file updated | 22 October 2014 11:21 CEST | Update | N/A |
| article xml file uploaded | 22 October 2014 11:21 CEST | Update | N/A |
| article html file updated | 22 October 2014 04:01 CEST | Update | N/A |
| article xml file uploaded | 22 October 2014 04:01 CEST | Update | N/A |
| article html file updated | 16 October 2014 04:30 CEST | Original file | N/A |
| article xml file uploaded | 16 October 2014 04:30 CEST | Original file | N/A |
| article pdf uploaded. | 8 October 2014 08:37 CEST | Updated version of record | https://www.mdpi.com/1999-4907/5/10/2425/pdf |
| article pdf uploaded. | 30 September 2014 14:11 CEST | Version of Record | https://www.mdpi.com/1999-4907/5/10/2425/pdf-vor |