| article html file updated | 30 August 2025 04:15 CEST | Update | https://www.mdpi.com/2079-4991/8/6/401 |
| article html file updated | 16 July 2022 21:00 CEST | Update | - |
| article html file updated | 9 February 2020 20:03 CET | Update | - |
| article html file updated | 4 October 2019 05:21 CEST | Update | - |
| article html file updated | 30 April 2019 14:18 CEST | Update | - |
| article html file updated | 16 April 2019 14:55 CEST | Update | - |
| article html file updated | 30 March 2019 07:06 CET | Update | - |
| article html file updated | 27 June 2018 18:13 CEST | Update | - |
| article html file updated | 3 June 2018 08:49 CEST | Original file | - |
| article pdf uploaded. | 3 June 2018 08:48 CEST | Version of Record | https://www.mdpi.com/2079-4991/8/6/401/pdf |
| article xml uploaded. | 3 June 2018 08:48 CEST | Update | https://www.mdpi.com/2079-4991/8/6/401/xml |
| article xml file uploaded | 3 June 2018 08:48 CEST | Original file | - |
