| article html file updated | 8 February 2020 07:13 CET | Update | https://www.mdpi.com/2071-1050/9/6/925 |
| article html file updated | 25 September 2019 02:54 CEST | Update | - |
| article html file updated | 3 May 2019 19:28 CEST | Update | - |
| article html file updated | 28 June 2017 14:36 CEST | Update | - |
| article html file updated | 23 June 2017 07:52 CEST | Update | - |
| article xml uploaded. | 23 June 2017 07:51 CEST | Update | https://www.mdpi.com/2071-1050/9/6/925/xml |
| article pdf uploaded. | 23 June 2017 07:51 CEST | Updated version of record | https://www.mdpi.com/2071-1050/9/6/925/pdf |
| article html file updated | 8 June 2017 05:03 CEST | Original file | - |
| article pdf uploaded. | 1 June 2017 13:59 CEST | Version of Record | https://www.mdpi.com/2071-1050/9/6/925/pdf-vor |
