| article html file updated | 8 February 2020 21:51 CET | Update | https://www.mdpi.com/2073-4360/9/11/637 |
| article html file updated | 28 September 2019 15:49 CEST | Update | - |
| article html file updated | 2 May 2019 13:30 CEST | Update | - |
| article html file updated | 18 April 2019 11:10 CEST | Update | - |
| article html file updated | 30 November 2017 12:03 CET | Update | - |
| article html file updated | 22 November 2017 09:08 CET | Original file | - |
| article xml uploaded. | 22 November 2017 09:07 CET | Update | https://www.mdpi.com/2073-4360/9/11/637/xml |
| article xml uploaded. | 22 November 2017 09:07 CET | Original file | - |
| article pdf uploaded. | 22 November 2017 09:07 CET | Version of Record | https://www.mdpi.com/2073-4360/9/11/637/pdf |
