| article html file updated | 30 August 2025 02:16 CEST | Update | https://www.mdpi.com/1424-8220/18/1/240 |
| article html file updated | 16 July 2022 08:33 CEST | Update | - |
| article html file updated | 9 February 2020 03:09 CET | Update | - |
| article html file updated | 29 September 2019 22:33 CEST | Update | - |
| article html file updated | 2 May 2019 02:05 CEST | Update | - |
| article html file updated | 18 April 2019 00:20 CEST | Update | - |
| article html file updated | 28 March 2019 15:46 CET | Update | - |
| article html file updated | 2 February 2018 11:04 CET | Update | - |
| article html file updated | 15 January 2018 16:37 CET | Original file | - |
| article xml uploaded. | 15 January 2018 16:35 CET | Original file | https://www.mdpi.com/1424-8220/18/1/240/xml |
| article pdf uploaded. | 15 January 2018 16:35 CET | Version of Record | https://www.mdpi.com/1424-8220/18/1/240/pdf |
