| article html file updated | 8 February 2020 04:54 CET | Update | https://www.mdpi.com/2071-1050/9/5/728 |
| article html file updated | 24 September 2019 15:03 CEST | Update | - |
| article html file updated | 3 May 2019 23:46 CEST | Update | - |
| article html file updated | 31 May 2017 10:30 CEST | Update | - |
| article html file updated | 23 May 2017 03:32 CEST | Update | - |
| article html file updated | 3 May 2017 10:49 CEST | Original file | - |
| article xml uploaded. | 3 May 2017 10:48 CEST | Original file | https://www.mdpi.com/2071-1050/9/5/728/xml |
| article pdf uploaded. | 3 May 2017 10:48 CEST | Version of Record | https://www.mdpi.com/2071-1050/9/5/728/pdf |
