| article html file updated | 8 February 2020 05:01 CET | Update | https://www.mdpi.com/2071-1050/9/5/747 |
| article html file updated | 24 September 2019 15:33 CEST | Update | - |
| article html file updated | 3 May 2019 23:35 CEST | Update | - |
| article html file updated | 31 May 2017 10:32 CEST | Update | - |
| article html file updated | 23 May 2017 03:37 CEST | Update | - |
| article html file updated | 4 May 2017 14:09 CEST | Original file | - |
| article xml uploaded. | 4 May 2017 14:08 CEST | Original file | https://www.mdpi.com/2071-1050/9/5/747/xml |
| article pdf uploaded. | 4 May 2017 14:08 CEST | Version of Record | https://www.mdpi.com/2071-1050/9/5/747/pdf |
