| article html file updated | 29 August 2025 22:23 CEST | Update | https://www.mdpi.com/2079-6374/5/4/712 |
| article html file updated | 20 August 2025 22:06 CEST | Update | - |
| article html file updated | 7 February 2020 01:17 CET | Original file | - |
| article pdf uploaded. | 1 December 2015 14:59 CET | Updated version of record | https://www.mdpi.com/2079-6374/5/4/712/pdf |
| article pdf uploaded. | 25 November 2015 16:39 CET | Updated version of record | https://www.mdpi.com/2079-6374/5/4/712/pdf-vor |
| article pdf uploaded. | 23 November 2015 13:49 CET | Version of Record | https://www.mdpi.com/2079-6374/5/4/712/pdf-vor |
| article xml uploaded. | 23 November 2015 13:49 CET | Original file | https://www.mdpi.com/2079-6374/5/4/712/xml |
