| article html file updated | 31 August 2025 22:55 CEST | Update | https://www.mdpi.com/1999-4923/12/6/520 |
| article html file updated | 21 July 2022 20:10 CEST | Update | - |
| article html file updated | 6 July 2020 12:29 CEST | Update | - |
| article html file updated | 29 June 2020 05:29 CEST | Original file | - |
| article pdf uploaded. | 29 June 2020 05:28 CEST | Updated version of record | https://www.mdpi.com/1999-4923/12/6/520/pdf |
| article xml uploaded. | 29 June 2020 05:28 CEST | Update | https://www.mdpi.com/1999-4923/12/6/520/xml |
| article xml file uploaded | 29 June 2020 05:28 CEST | Original file | - |
| article pdf uploaded. | 7 June 2020 14:56 CEST | Updated version of record | https://www.mdpi.com/1999-4923/12/6/520/pdf-vor |
| article supplementary file uploaded. | 7 June 2020 14:19 CEST | - | https://www.mdpi.com/1999-4923/12/6/520#supplementary |
| article pdf uploaded. | 7 June 2020 14:19 CEST | Version of Record | https://www.mdpi.com/1999-4923/12/6/520/pdf-vor |
