| article html file updated | 29 August 2025 20:49 CEST | Update | https://www.mdpi.com/1996-1944/6/11/4911 |
| article html file updated | 15 July 2022 22:38 CEST | Update | N/A |
| article html file updated | 6 February 2020 05:08 CET | Update | N/A |
| article html file updated | 7 May 2019 22:52 CEST | Update | N/A |
| article html file updated | 21 March 2019 06:36 CET | Update | N/A |
| article html file updated | 13 February 2017 09:00 CET | Original file | N/A |
| article pdf uploaded. | 29 October 2013 16:52 CET | Updated version of record | https://www.mdpi.com/1996-1944/6/11/4911/pdf |
| article pdf uploaded. | 25 October 2013 09:49 CEST | Version of Record | https://www.mdpi.com/1996-1944/6/11/4911/pdf-vor |
