| article html file updated | 30 August 2025 02:07 CEST | Update | https://www.mdpi.com/2079-6374/8/1/3 |
| article html file updated | 16 July 2022 08:15 CEST | Update | - |
| article html file updated | 9 February 2020 01:37 CET | Update | - |
| article html file updated | 29 September 2019 14:09 CEST | Update | - |
| article html file updated | 2 May 2019 05:13 CEST | Update | - |
| article html file updated | 18 April 2019 03:16 CEST | Update | - |
| article html file updated | 28 March 2019 12:12 CET | Update | - |
| article html file updated | 27 March 2018 14:25 CEST | Update | - |
| article html file updated | 31 December 2017 11:25 CET | Original file | - |
| article xml uploaded. | 31 December 2017 11:24 CET | Update | https://www.mdpi.com/2079-6374/8/1/3/xml |
| article xml uploaded. | 31 December 2017 11:24 CET | Original file | - |
| article pdf uploaded. | 31 December 2017 11:24 CET | Version of Record | https://www.mdpi.com/2079-6374/8/1/3/pdf |