| article html file updated | 8 February 2020 06:15 CET | Update | https://www.mdpi.com/2071-1050/9/5/854 |
| article html file updated | 24 September 2019 21:58 CEST | Update | - |
| article html file updated | 3 May 2019 21:16 CEST | Update | - |
| article html file updated | 31 May 2017 10:48 CEST | Update | - |
| article html file updated | 22 May 2017 04:53 CEST | Update | - |
| article html file updated | 19 May 2017 11:08 CEST | Original file | - |
| article xml uploaded. | 19 May 2017 11:07 CEST | Original file | https://www.mdpi.com/2071-1050/9/5/854/xml |
| article pdf uploaded. | 19 May 2017 11:07 CEST | Version of Record | https://www.mdpi.com/2071-1050/9/5/854/pdf |
