| article html file updated | 31 August 2025 23:10 CEST | Update | https://www.mdpi.com/1999-4907/11/6/659 |
| article html file updated | 21 July 2022 20:25 CEST | Update | - |
| article html file updated | 9 October 2020 07:10 CEST | Update | - |
| article html file updated | 6 July 2020 09:03 CEST | Update | - |
| article html file updated | 3 July 2020 10:21 CEST | Original file | - |
| article xml uploaded. | 3 July 2020 10:20 CEST | Original file | https://www.mdpi.com/1999-4907/11/6/659/xml |
| article pdf uploaded. | 3 July 2020 10:20 CEST | Updated version of record | https://www.mdpi.com/1999-4907/11/6/659/pdf |
| article pdf uploaded. | 10 June 2020 10:44 CEST | Updated version of record | https://www.mdpi.com/1999-4907/11/6/659/pdf-vor |
| article pdf uploaded. | 10 June 2020 10:44 CEST | Version of Record | https://www.mdpi.com/1999-4907/11/6/659/pdf-vor |
