| article html file updated | 7 February 2020 16:04 CET | Update | https://www.mdpi.com/2071-1050/8/10/992 |
| article html file updated | 5 May 2019 02:09 CEST | Update | - |
| article html file updated | 28 October 2016 09:58 CEST | Update | - |
| article html file updated | 9 October 2016 11:27 CEST | Original file | - |
| article xml uploaded. | 9 October 2016 11:25 CEST | Original file | https://www.mdpi.com/2071-1050/8/10/992/xml |
| article pdf uploaded. | 9 October 2016 11:25 CEST | Version of Record | https://www.mdpi.com/2071-1050/8/10/992/pdf |
