| article html file updated | 24 December 2025 16:50 CET | Update | https://www.mdpi.com/1999-4893/13/1/6 |
| article html file updated | 31 August 2025 07:15 CEST | Update | N/A |
| article html file updated | 19 July 2022 21:01 CEST | Update | N/A |
| article html file updated | 14 February 2020 21:00 CET | Update | N/A |
| article html file updated | 23 December 2019 08:00 CET | Original file | N/A |
| article pdf uploaded. | 23 December 2019 07:59 CET | Version of Record | https://www.mdpi.com/1999-4893/13/1/6/pdf |
| article xml uploaded. | 23 December 2019 07:59 CET | Update | https://www.mdpi.com/1999-4893/13/1/6/xml |
| article xml file uploaded | 23 December 2019 07:59 CET | Original file | N/A |
