| article html file updated | 30 August 2025 10:20 CEST | Update | https://www.mdpi.com/1424-8220/19/1/69 |
| article html file updated | 17 July 2022 18:43 CEST | Update | - |
| article html file updated | 11 February 2020 05:14 CET | Update | - |
| article html file updated | 12 October 2019 11:40 CEST | Update | - |
| article html file updated | 27 April 2019 14:42 CEST | Update | - |
| article html file updated | 13 April 2019 10:39 CEST | Update | - |
| article html file updated | 2 April 2019 18:36 CEST | Update | - |
| article html file updated | 25 December 2018 10:57 CET | Original file | - |
| article pdf uploaded. | 25 December 2018 10:55 CET | Version of Record | https://www.mdpi.com/1424-8220/19/1/69/pdf |
| article xml uploaded. | 25 December 2018 10:55 CET | Update | https://www.mdpi.com/1424-8220/19/1/69/xml |
| article xml file uploaded | 25 December 2018 10:55 CET | Original file | - |
