| article html file updated | 7 February 2020 23:17 CET | Update | https://www.mdpi.com/1996-1944/10/2/171 |
| article html file updated | 23 September 2019 07:17 CEST | Update | - |
| article html file updated | 4 May 2019 11:29 CEST | Update | - |
| article html file updated | 2 March 2017 09:22 CET | Update | - |
| article html file updated | 13 February 2017 12:09 CET | Original file | - |
| article xml uploaded. | 13 February 2017 12:07 CET | Update | https://www.mdpi.com/1996-1944/10/2/171/xml |
| article xml uploaded. | 13 February 2017 12:07 CET | Original file | - |
| article pdf uploaded. | 13 February 2017 12:07 CET | Version of Record | https://www.mdpi.com/1996-1944/10/2/171/pdf |
