| article html file updated | 30 August 2025 01:05 CEST | Update | https://www.mdpi.com/1422-0067/18/9/1881 |
| article html file updated | 16 July 2022 06:07 CEST | Update | - |
| article html file updated | 8 February 2020 14:57 CET | Update | - |
| article html file updated | 26 September 2019 20:45 CEST | Update | - |
| article html file updated | 3 May 2019 04:17 CEST | Update | - |
| article html file updated | 30 September 2017 12:11 CEST | Update | - |
| article html file updated | 31 August 2017 11:00 CEST | Original file | - |
| article xml uploaded. | 31 August 2017 10:59 CEST | Original file | https://www.mdpi.com/1422-0067/18/9/1881/xml |
| article pdf uploaded. | 31 August 2017 10:59 CEST | Version of Record | https://www.mdpi.com/1422-0067/18/9/1881/pdf |
