| article html file updated | 8 February 2020 10:37 CET | Update | https://www.mdpi.com/2071-1050/9/7/1213 |
| article html file updated | 25 September 2019 20:40 CEST | Update | - |
| article html file updated | 3 May 2019 13:06 CEST | Update | - |
| article html file updated | 31 July 2017 09:51 CEST | Update | - |
| article html file updated | 12 July 2017 13:14 CEST | Original file | - |
| article xml uploaded. | 12 July 2017 13:12 CEST | Original file | https://www.mdpi.com/2071-1050/9/7/1213/xml |
| article pdf uploaded. | 12 July 2017 13:12 CEST | Updated version of record | https://www.mdpi.com/2071-1050/9/7/1213/pdf |
| article pdf uploaded. | 10 July 2017 16:33 CEST | Version of Record | https://www.mdpi.com/2071-1050/9/7/1213/pdf-vor |
