| article html file updated | 14 August 2026 19:19 CEST | Update | https://www.mdpi.com/2071-1050/9/11/2133 |
| article html file updated | 30 August 2025 01:44 CEST | Update | N/A |
| article html file updated | 16 July 2022 07:29 CEST | Update | N/A |
| article html file updated | 8 February 2020 21:38 CET | Update | N/A |
| article html file updated | 28 September 2019 14:24 CEST | Update | N/A |
| article html file updated | 2 May 2019 13:59 CEST | Update | N/A |
| article html file updated | 18 April 2019 11:39 CEST | Update | N/A |
| article html file updated | 30 November 2017 13:27 CET | Update | N/A |
| article html file updated | 19 November 2017 11:08 CET | Original file | N/A |
| article xml uploaded. | 19 November 2017 11:07 CET | Original file | https://www.mdpi.com/2071-1050/9/11/2133/xml |
| article pdf uploaded. | 19 November 2017 11:07 CET | Version of Record | https://www.mdpi.com/2071-1050/9/11/2133/pdf |
