| article html file updated | 1 September 2025 17:09 CEST | Update | https://www.mdpi.com/1424-8220/21/1/134 |
| article html file updated | 23 July 2022 07:50 CEST | Update | - |
| article html file updated | 29 December 2020 10:04 CET | Update | - |
| article html file updated | 29 December 2020 07:30 CET | Original file | - |
| article pdf uploaded. | 29 December 2020 07:28 CET | Updated version of record | https://www.mdpi.com/1424-8220/21/1/134/pdf |
| article xml uploaded. | 29 December 2020 07:28 CET | Update | https://www.mdpi.com/1424-8220/21/1/134/xml |
| article xml file uploaded | 29 December 2020 07:28 CET | Original file | - |
| article pdf uploaded. | 28 December 2020 11:14 CET | Version of Record | https://www.mdpi.com/1424-8220/21/1/134/pdf-vor |
