| article html file updated | 31 August 2025 01:13 CEST | Update | https://www.mdpi.com/1999-4915/11/9/839 |
| article html file updated | 20 July 2022 03:41 CEST | Update | - |
| article html file updated | 13 February 2020 16:30 CET | Update | - |
| article html file updated | 26 September 2019 22:21 CEST | Update | - |
| article html file updated | 10 September 2019 09:55 CEST | Original file | - |
| article pdf uploaded. | 10 September 2019 09:54 CEST | Version of Record | https://www.mdpi.com/1999-4915/11/9/839/pdf |
| article xml uploaded. | 10 September 2019 09:54 CEST | Update | https://www.mdpi.com/1999-4915/11/9/839/xml |
| article xml file uploaded | 10 September 2019 09:54 CEST | Original file | - |
