| article html file updated | 29 August 2025 23:09 CEST | Update | https://www.mdpi.com/2071-1050/8/6/511 |
| article html file updated | 20 August 2025 22:21 CEST | Update | - |
| article html file updated | 16 July 2022 02:30 CEST | Update | - |
| article html file updated | 7 February 2020 09:23 CET | Update | - |
| article html file updated | 5 May 2019 14:28 CEST | Update | - |
| article html file updated | 27 March 2019 05:58 CET | Update | - |
| article html file updated | 29 June 2016 05:20 CEST | Update | - |
| article html file updated | 27 May 2016 11:59 CEST | Original file | - |
| article xml uploaded. | 27 May 2016 10:55 CEST | Original file | https://www.mdpi.com/2071-1050/8/6/511/xml |
| article pdf uploaded. | 27 May 2016 10:55 CEST | Version of Record | https://www.mdpi.com/2071-1050/8/6/511/pdf |