| article html file updated | 29 August 2025 21:07 CEST | Update | https://www.mdpi.com/2071-1050/6/7/4152 |
| article html file updated | 20 August 2025 21:54 CEST | Update | - |
| article html file updated | 6 February 2020 10:22 CET | Update | - |
| article html file updated | 7 May 2019 12:18 CEST | Update | - |
| article html file updated | 21 March 2019 19:56 CET | Update | - |
| article html file updated | 20 August 2015 11:26 CEST | Update | - |
| article html file updated | 25 July 2014 12:27 CEST | Original file | - |
| article xml file uploaded | 25 July 2014 12:27 CEST | Original file | https://www.mdpi.com/2071-1050/6/7/4152/xml |
| article pdf uploaded. | 2 July 2014 14:51 CEST | Updated version of record | https://www.mdpi.com/2071-1050/6/7/4152/pdf |
| article pdf uploaded. | 1 July 2014 09:23 CEST | Version of Record | https://www.mdpi.com/2071-1050/6/7/4152/pdf-vor |
