| article html file updated | 30 August 2025 10:00 CEST | Update | https://www.mdpi.com/2079-9292/7/12/442 |
| article html file updated | 17 July 2022 16:09 CEST | Update | - |
| article html file updated | 11 February 2020 03:29 CET | Update | - |
| article html file updated | 12 October 2019 00:51 CEST | Update | - |
| article html file updated | 27 April 2019 18:37 CEST | Update | - |
| article html file updated | 13 April 2019 14:32 CEST | Update | - |
| article html file updated | 2 April 2019 14:06 CEST | Update | - |
| article html file updated | 26 December 2018 18:32 CET | Update | - |
| article html file updated | 15 December 2018 12:14 CET | Original file | - |
| article pdf uploaded. | 15 December 2018 12:12 CET | Version of Record | https://www.mdpi.com/2079-9292/7/12/442/pdf |
| article xml uploaded. | 15 December 2018 12:12 CET | Update | https://www.mdpi.com/2079-9292/7/12/442/xml |
| article xml file uploaded | 15 December 2018 12:12 CET | Original file | - |