| article html file updated | 8 February 2020 20:19 CET | Update | https://www.mdpi.com/2073-4360/9/11/574 |
| article html file updated | 28 September 2019 05:36 CEST | Update | - |
| article html file updated | 2 May 2019 17:01 CEST | Update | - |
| article html file updated | 30 November 2017 11:46 CET | Update | - |
| article html file updated | 3 November 2017 17:37 CET | Original file | - |
| article xml uploaded. | 3 November 2017 17:36 CET | Update | https://www.mdpi.com/2073-4360/9/11/574/xml |
| article xml uploaded. | 3 November 2017 17:36 CET | Update | - |
| article xml uploaded. | 3 November 2017 17:36 CET | Original file | - |
| article pdf uploaded. | 3 November 2017 17:36 CET | Version of Record | https://www.mdpi.com/2073-4360/9/11/574/pdf |
