| article html file updated | 30 August 2025 02:11 CEST | Update | https://www.mdpi.com/2414-6366/3/1/6 |
| article html file updated | 16 July 2022 08:23 CEST | Update | - |
| article html file updated | 9 February 2020 02:14 CET | Update | - |
| article html file updated | 29 September 2019 17:34 CEST | Update | - |
| article html file updated | 2 May 2019 03:56 CEST | Update | - |
| article html file updated | 18 April 2019 02:03 CEST | Update | - |
| article html file updated | 28 March 2019 13:39 CET | Update | - |
| article html file updated | 7 January 2018 23:21 CET | Original file | - |
| article xml uploaded. | 7 January 2018 10:11 CET | Original file | https://www.mdpi.com/2414-6366/3/1/6/xml |
| article pdf uploaded. | 7 January 2018 10:11 CET | Version of Record | https://www.mdpi.com/2414-6366/3/1/6/pdf |
