| article html file updated | 29 August 2025 23:01 CEST | Update | https://www.mdpi.com/2079-4991/6/5/81 |
| article html file updated | 16 July 2022 02:16 CEST | Update | - |
| article html file updated | 7 February 2020 07:51 CET | Update | - |
| article html file updated | 5 May 2019 17:27 CEST | Update | - |
| article html file updated | 27 March 2019 03:06 CET | Update | - |
| article html file updated | 24 February 2017 10:20 CET | Update | - |
| article html file updated | 30 May 2016 09:30 CEST | Update | - |
| article html file updated | 29 May 2016 22:38 CEST | Update | - |
| article html file updated | 28 May 2016 22:39 CEST | Update | - |
| article html file updated | 27 May 2016 22:51 CEST | Update | - |
| article html file updated | 27 May 2016 12:30 CEST | Update | - |
| article html file updated | 27 April 2016 09:05 CEST | Original file | - |
| article xml uploaded. | 27 April 2016 09:02 CEST | Update | https://www.mdpi.com/2079-4991/6/5/81/xml |
| article pdf uploaded. | 27 April 2016 09:02 CEST | Version of Record | https://www.mdpi.com/2079-4991/6/5/81/pdf |