| article html file updated | 31 August 2025 07:12 CEST | Update | https://www.mdpi.com/2079-6382/9/1/6 |
| article html file updated | 19 July 2022 21:04 CEST | Update | - |
| article html file updated | 14 February 2020 20:50 CET | Update | - |
| article html file updated | 5 February 2020 16:58 CET | Update | - |
| article html file updated | 2 January 2020 12:01 CET | Original file | - |
| article pdf uploaded. | 2 January 2020 11:59 CET | Updated version of record | https://www.mdpi.com/2079-6382/9/1/6/pdf |
| article xml uploaded. | 2 January 2020 11:59 CET | Update | https://www.mdpi.com/2079-6382/9/1/6/xml |
| article xml file uploaded | 2 January 2020 11:59 CET | Update | - |
| article pdf uploaded. | 21 December 2019 11:59 CET | Version of Record | https://www.mdpi.com/2079-6382/9/1/6/pdf-vor |
| article xml file uploaded | 21 December 2019 11:59 CET | Original file | - |
