| article html file updated | 8 February 2020 06:11 CET | Update | https://www.mdpi.com/2071-1050/9/5/841 |
| article html file updated | 24 September 2019 21:35 CEST | Update | - |
| article html file updated | 3 May 2019 21:25 CEST | Update | - |
| article html file updated | 31 May 2017 10:47 CEST | Update | - |
| article html file updated | 22 May 2017 04:42 CEST | Update | - |
| article html file updated | 18 May 2017 14:43 CEST | Original file | - |
| article xml uploaded. | 18 May 2017 14:42 CEST | Original file | https://www.mdpi.com/2071-1050/9/5/841/xml |
| article pdf uploaded. | 18 May 2017 14:42 CEST | Version of Record | https://www.mdpi.com/2071-1050/9/5/841/pdf |
