| article html file updated | 30 August 2025 01:02 CEST | Update | https://www.mdpi.com/2071-1050/9/9/1512 |
| article html file updated | 16 July 2022 06:01 CEST | Update | - |
| article html file updated | 8 February 2020 14:26 CET | Update | - |
| article html file updated | 26 September 2019 17:54 CEST | Update | - |
| article html file updated | 3 May 2019 05:13 CEST | Update | - |
| article html file updated | 30 September 2017 13:24 CEST | Update | - |
| article html file updated | 24 August 2017 15:08 CEST | Original file | - |
| article xml uploaded. | 24 August 2017 15:07 CEST | Original file | https://www.mdpi.com/2071-1050/9/9/1512/xml |
| article pdf uploaded. | 24 August 2017 15:07 CEST | Version of Record | https://www.mdpi.com/2071-1050/9/9/1512/pdf |
