| article html file updated | 31 August 2025 21:43 CEST | Update | https://www.mdpi.com/1999-4907/11/6/606 |
| article html file updated | 21 July 2022 06:07 CEST | Update | - |
| article html file updated | 12 June 2020 05:33 CEST | Update | - |
| article pdf uploaded. | 12 June 2020 05:31 CEST | Updated version of record | https://www.mdpi.com/1999-4907/11/6/606/pdf |
| article xml uploaded. | 12 June 2020 05:31 CEST | Update | https://www.mdpi.com/1999-4907/11/6/606/xml |
| article xml file uploaded | 12 June 2020 05:31 CEST | Update | - |
| article html file updated | 4 June 2020 03:52 CEST | Original file | - |
| article pdf uploaded. | 4 June 2020 03:51 CEST | Updated version of record | https://www.mdpi.com/1999-4907/11/6/606/pdf-vor |
| article xml file uploaded | 4 June 2020 03:51 CEST | Original file | - |
| article pdf uploaded. | 27 May 2020 09:48 CEST | Version of Record | https://www.mdpi.com/1999-4907/11/6/606/pdf-vor |
