| article html file updated | 30 August 2025 02:14 CEST | Update | https://www.mdpi.com/1999-4923/10/1/9 |
| article html file updated | 16 July 2022 08:30 CEST | Update | - |
| article html file updated | 9 February 2020 02:47 CET | Update | - |
| article html file updated | 29 September 2019 20:31 CEST | Update | - |
| article html file updated | 2 May 2019 02:47 CEST | Update | - |
| article html file updated | 18 April 2019 01:00 CEST | Update | - |
| article html file updated | 28 March 2019 14:56 CET | Update | - |
| article html file updated | 27 March 2018 14:52 CEST | Update | - |
| article html file updated | 12 January 2018 06:52 CET | Original file | - |
| article xml uploaded. | 12 January 2018 06:51 CET | Update | https://www.mdpi.com/1999-4923/10/1/9/xml |
| article xml uploaded. | 12 January 2018 06:51 CET | Original file | - |
| article pdf uploaded. | 12 January 2018 06:51 CET | Version of Record | https://www.mdpi.com/1999-4923/10/1/9/pdf |