| article html file updated | 31 August 2025 00:26 CEST | Update | https://www.mdpi.com/2073-4409/8/9/971 |
| article html file updated | 21 August 2025 22:13 CEST | Update | - |
| article html file updated | 20 July 2022 04:39 CEST | Update | - |
| article html file updated | 13 February 2020 12:21 CET | Update | - |
| article html file updated | 27 September 2019 09:15 CEST | Update | - |
| article html file updated | 28 August 2019 06:30 CEST | Original file | - |
| article pdf uploaded. | 28 August 2019 05:52 CEST | Updated version of record | https://www.mdpi.com/2073-4409/8/9/971/pdf |
| article xml uploaded. | 28 August 2019 05:52 CEST | Update | https://www.mdpi.com/2073-4409/8/9/971/xml |
| article xml file uploaded | 28 August 2019 05:52 CEST | Update | - |
| article pdf uploaded. | 24 August 2019 12:32 CEST | Version of Record | https://www.mdpi.com/2073-4409/8/9/971/pdf-vor |
| article xml uploaded. | 24 August 2019 12:32 CEST | Update | - |
| article xml file uploaded | 24 August 2019 12:32 CEST | Original file | - |
