| article html file updated | 29 August 2025 20:37 CEST | Update | https://www.mdpi.com/1424-2818/5/2/320 |
| article html file updated | 15 July 2022 22:15 CEST | Update | - |
| article html file updated | 6 February 2020 01:38 CET | Update | - |
| article html file updated | 8 May 2019 06:02 CEST | Update | - |
| article html file updated | 20 March 2019 21:19 CET | Update | - |
| article html file updated | 17 June 2015 08:36 CEST | Update | - |
| article html file updated | 14 August 2014 11:41 CEST | Update | - |
| article xml file uploaded | 14 August 2014 11:41 CEST | Update | https://www.mdpi.com/1424-2818/5/2/320/xml |
| article html file updated | 14 August 2014 11:21 CEST | Original file | - |
| article xml file uploaded | 14 August 2014 11:21 CEST | Original file | - |
| article pdf uploaded. | 22 April 2013 17:47 CEST | Updated version of record | https://www.mdpi.com/1424-2818/5/2/320/pdf |
| article pdf uploaded. | 19 April 2013 15:08 CEST | Version of Record | https://www.mdpi.com/1424-2818/5/2/320/pdf-vor |
