| article html file updated | 31 August 2025 16:17 CEST | Update | https://www.mdpi.com/2073-8994/12/4/520 |
| article html file updated | 21 July 2022 00:46 CEST | Update | - |
| article html file updated | 8 October 2020 20:13 CEST | Update | - |
| article html file updated | 4 April 2020 13:38 CEST | Original file | - |
| article pdf uploaded. | 4 April 2020 13:36 CEST | Updated version of record | https://www.mdpi.com/2073-8994/12/4/520/pdf |
| article xml uploaded. | 4 April 2020 13:36 CEST | Update | https://www.mdpi.com/2073-8994/12/4/520/xml |
| article xml file uploaded | 4 April 2020 13:36 CEST | Update | - |
| article pdf uploaded. | 2 April 2020 14:48 CEST | Updated version of record | https://www.mdpi.com/2073-8994/12/4/520/pdf-vor |
| article xml file uploaded | 2 April 2020 14:48 CEST | Update | - |
| article pdf uploaded. | 2 April 2020 14:48 CEST | Version of Record | https://www.mdpi.com/2073-8994/12/4/520/pdf-vor |
| article xml file uploaded | 2 April 2020 14:48 CEST | Original file | - |
