| article html file updated | 31 August 2025 07:11 CEST | Update | https://www.mdpi.com/1424-8220/20/1/81 |
| article html file updated | 19 July 2022 21:05 CEST | Update | - |
| article html file updated | 14 February 2020 20:48 CET | Update | - |
| article html file updated | 16 January 2020 08:00 CET | Update | - |
| article html file updated | 23 December 2019 12:33 CET | Original file | - |
| article pdf uploaded. | 23 December 2019 12:30 CET | Updated version of record | https://www.mdpi.com/1424-8220/20/1/81/pdf |
| article xml uploaded. | 23 December 2019 12:30 CET | Update | https://www.mdpi.com/1424-8220/20/1/81/xml |
| article xml file uploaded | 23 December 2019 12:30 CET | Update | - |
| article pdf uploaded. | 21 December 2019 11:20 CET | Version of Record | https://www.mdpi.com/1424-8220/20/1/81/pdf-vor |
| article xml file uploaded | 21 December 2019 11:20 CET | Original file | - |
