| article html file updated | 30 August 2025 00:08 CEST | Update | https://www.mdpi.com/2079-4991/7/1/6 |
| article html file updated | 16 July 2022 04:19 CEST | Update | - |
| article html file updated | 7 February 2020 20:33 CET | Update | - |
| article html file updated | 22 September 2019 16:35 CEST | Update | - |
| article html file updated | 4 May 2019 17:18 CEST | Update | - |
| article html file updated | 7 February 2017 12:59 CET | Update | - |
| article html file updated | 30 December 2016 11:53 CET | Original file | - |
| article xml uploaded. | 30 December 2016 11:52 CET | Original file | https://www.mdpi.com/2079-4991/7/1/6/xml |
| article pdf uploaded. | 30 December 2016 11:52 CET | Version of Record | https://www.mdpi.com/2079-4991/7/1/6/pdf |
