| article html file updated | 7 February 2020 20:51 CET | Update | https://www.mdpi.com/1996-1944/10/1/38 |
| article html file updated | 22 September 2019 18:16 CEST | Update | - |
| article html file updated | 4 May 2019 16:38 CEST | Update | - |
| article html file updated | 23 February 2017 02:35 CET | Update | - |
| article html file updated | 8 February 2017 09:03 CET | Update | - |
| article html file updated | 5 January 2017 12:26 CET | Original file | - |
| article xml uploaded. | 5 January 2017 12:25 CET | Original file | https://www.mdpi.com/1996-1944/10/1/38/xml |
| article pdf uploaded. | 5 January 2017 12:25 CET | Version of Record | https://www.mdpi.com/1996-1944/10/1/38/pdf |
