| article html file updated | 30 August 2025 00:08 CEST | Update | https://www.mdpi.com/1424-8220/17/1/57 |
| article html file updated | 16 July 2022 04:19 CEST | Update | - |
| article html file updated | 7 February 2020 20:28 CET | Update | - |
| article html file updated | 22 September 2019 16:10 CEST | Update | - |
| article html file updated | 4 May 2019 17:27 CEST | Update | - |
| article html file updated | 8 February 2017 09:13 CET | Update | - |
| article html file updated | 9 January 2017 09:15 CET | Update | - |
| article xml uploaded. | 9 January 2017 09:14 CET | Update | https://www.mdpi.com/1424-8220/17/1/57/xml |
| article pdf uploaded. | 9 January 2017 09:14 CET | Updated version of record | https://www.mdpi.com/1424-8220/17/1/57/pdf |
| article html file updated | 29 December 2016 09:37 CET | Original file | - |
| article xml uploaded. | 29 December 2016 09:35 CET | Original file | - |
| article pdf uploaded. | 29 December 2016 09:35 CET | Version of Record | https://www.mdpi.com/1424-8220/17/1/57/pdf-vor |