| article html file updated | 7 February 2020 16:01 CET | Update | https://www.mdpi.com/2071-1050/8/10/999 |
| article html file updated | 5 May 2019 02:15 CEST | Update | - |
| article html file updated | 28 October 2016 10:02 CEST | Update | - |
| article html file updated | 12 October 2016 11:47 CEST | Original file | - |
| article xml uploaded. | 12 October 2016 11:46 CEST | Update | https://www.mdpi.com/2071-1050/8/10/999/xml |
| article xml uploaded. | 12 October 2016 11:46 CEST | Original file | - |
| article pdf uploaded. | 12 October 2016 11:46 CEST | Updated version of record | https://www.mdpi.com/2071-1050/8/10/999/pdf |
| article pdf uploaded. | 7 October 2016 12:57 CEST | Version of Record | https://www.mdpi.com/2071-1050/8/10/999/pdf-vor |
