| article html file updated | 29 August 2025 23:45 CEST | Update | https://www.mdpi.com/2310-2861/2/4/28 |
| article html file updated | 16 July 2022 03:34 CEST | Update | - |
| article html file updated | 7 February 2020 16:22 CET | Update | - |
| article html file updated | 5 May 2019 01:37 CEST | Update | - |
| article html file updated | 14 October 2016 12:42 CEST | Original file | - |
| article xml uploaded. | 14 October 2016 12:41 CEST | Original file | https://www.mdpi.com/2310-2861/2/4/28/xml |
| article pdf uploaded. | 14 October 2016 12:41 CEST | Version of Record | https://www.mdpi.com/2310-2861/2/4/28/pdf |
