| article html file updated | 8 February 2020 04:43 CET | Update | https://www.mdpi.com/2071-1050/9/5/713 |
| article html file updated | 24 September 2019 14:00 CEST | Update | - |
| article html file updated | 4 May 2019 00:07 CEST | Update | - |
| article html file updated | 31 May 2017 10:28 CEST | Update | - |
| article html file updated | 29 April 2017 10:49 CEST | Original file | - |
| article xml uploaded. | 29 April 2017 10:47 CEST | Update | https://www.mdpi.com/2071-1050/9/5/713/xml |
| article pdf uploaded. | 29 April 2017 10:47 CEST | Version of Record | https://www.mdpi.com/2071-1050/9/5/713/pdf |
