| article html file updated | 30 August 2025 20:26 CEST | Update | https://www.mdpi.com/1999-4915/11/6/491 |
| article html file updated | 21 August 2025 21:11 CEST | Update | - |
| article html file updated | 12 February 2020 16:05 CET | Update | - |
| article html file updated | 20 October 2019 22:56 CEST | Update | - |
| article html file updated | 5 July 2019 14:00 CEST | Update | - |
| article html file updated | 5 July 2019 09:34 CEST | Update | - |
| article html file updated | 29 May 2019 12:28 CEST | Original file | - |
| article pdf uploaded. | 29 May 2019 12:26 CEST | Version of Record | https://www.mdpi.com/1999-4915/11/6/491/pdf |
| article xml uploaded. | 29 May 2019 12:26 CEST | Update | https://www.mdpi.com/1999-4915/11/6/491/xml |
| article xml file uploaded | 29 May 2019 12:26 CEST | Original file | - |