| article html file updated | 8 February 2020 05:28 CET | Update | https://www.mdpi.com/2071-1050/9/5/791 |
| article html file updated | 24 September 2019 17:50 CEST | Update | - |
| article html file updated | 3 May 2019 22:46 CEST | Update | - |
| article html file updated | 31 May 2017 10:39 CEST | Update | - |
| article html file updated | 23 May 2017 03:57 CEST | Update | - |
| article html file updated | 10 May 2017 08:28 CEST | Original file | - |
| article xml uploaded. | 10 May 2017 08:27 CEST | Original file | https://www.mdpi.com/2071-1050/9/5/791/xml |
| article pdf uploaded. | 10 May 2017 08:27 CEST | Version of Record | https://www.mdpi.com/2071-1050/9/5/791/pdf |
