| article html file updated | 31 August 2025 07:52 CEST | Update | https://www.mdpi.com/1424-8220/20/1/239 |
| article html file updated | 19 July 2022 20:26 CEST | Update | - |
| article html file updated | 14 February 2020 22:59 CET | Update | - |
| article html file updated | 16 January 2020 12:36 CET | Update | - |
| article html file updated | 7 January 2020 05:03 CET | Original file | - |
| article pdf uploaded. | 7 January 2020 05:02 CET | Updated version of record | https://www.mdpi.com/1424-8220/20/1/239/pdf |
| article xml uploaded. | 7 January 2020 05:02 CET | Update | https://www.mdpi.com/1424-8220/20/1/239/xml |
| article xml file uploaded | 7 January 2020 05:02 CET | Update | - |
| article pdf uploaded. | 31 December 2019 10:56 CET | Version of Record | https://www.mdpi.com/1424-8220/20/1/239/pdf-vor |
| article xml file uploaded | 31 December 2019 10:56 CET | Original file | - |
