| article html file updated | 24 December 2025 13:40 CET | Update | https://www.mdpi.com/1996-1944/6/7/2662 |
| article html file updated | 28 September 2025 19:20 CEST | Update | N/A |
| article html file updated | 6 February 2020 02:59 CET | Update | N/A |
| article html file updated | 8 May 2019 03:18 CEST | Update | N/A |
| article html file updated | 21 March 2019 00:42 CET | Update | N/A |
| article html file updated | 10 March 2017 10:16 CET | Original file | N/A |
| article pdf uploaded. | 5 July 2013 16:33 CEST | Updated version of record | https://www.mdpi.com/1996-1944/6/7/2662/pdf |
| article pdf uploaded. | 4 July 2013 12:25 CEST | Version of Record | https://www.mdpi.com/1996-1944/6/7/2662/pdf-vor |
