| article html file updated | 30 August 2025 11:57 CEST | Update | https://www.mdpi.com/2079-9292/8/2/209 |
| article html file updated | 19 July 2022 04:22 CEST | Update | - |
| article html file updated | 11 February 2020 15:41 CET | Update | - |
| article html file updated | 14 October 2019 21:54 CEST | Update | - |
| article html file updated | 26 April 2019 17:30 CEST | Update | - |
| article html file updated | 12 April 2019 13:26 CEST | Update | - |
| article html file updated | 3 April 2019 19:35 CEST | Update | - |
| article html file updated | 4 March 2019 05:19 CET | Update | - |
| article html file updated | 28 February 2019 22:44 CET | Update | - |
| article html file updated | 13 February 2019 12:00 CET | Original file | - |
| article pdf uploaded. | 13 February 2019 11:58 CET | Version of Record | https://www.mdpi.com/2079-9292/8/2/209/pdf |
| article xml uploaded. | 13 February 2019 11:58 CET | Update | https://www.mdpi.com/2079-9292/8/2/209/xml |
| article xml file uploaded | 13 February 2019 11:58 CET | Original file | - |
