| article html file updated | 30 August 2025 01:21 CEST | Update | https://www.mdpi.com/2079-6374/7/4/45 |
| article html file updated | 16 July 2022 06:39 CEST | Update | - |
| article html file updated | 8 February 2020 17:46 CET | Update | - |
| article html file updated | 27 September 2019 13:03 CEST | Update | - |
| article html file updated | 2 May 2019 22:48 CEST | Update | - |
| article html file updated | 2 January 2018 12:25 CET | Update | - |
| article html file updated | 26 October 2017 08:17 CEST | Update | - |
| article xml uploaded. | 26 October 2017 08:15 CEST | Update | https://www.mdpi.com/2079-6374/7/4/45/xml |
| article xml uploaded. | 26 October 2017 08:15 CEST | Update | - |
| article pdf uploaded. | 26 October 2017 08:15 CEST | Updated version of record | https://www.mdpi.com/2079-6374/7/4/45/pdf |
| article html file updated | 10 October 2017 03:20 CEST | Original file | - |
| article xml uploaded. | 10 October 2017 03:19 CEST | Original file | - |
| article pdf uploaded. | 10 October 2017 03:19 CEST | Updated version of record | https://www.mdpi.com/2079-6374/7/4/45/pdf-vor |
| article pdf uploaded. | 3 October 2017 14:13 CEST | Version of Record | https://www.mdpi.com/2079-6374/7/4/45/pdf-vor |
