| article html file updated | 9 February 2020 05:42 CET | Update | https://www.mdpi.com/1996-1944/11/2/249 |
| article html file updated | 30 September 2019 13:48 CEST | Update | - |
| article html file updated | 1 May 2019 20:33 CEST | Update | - |
| article html file updated | 17 April 2019 19:35 CEST | Update | - |
| article html file updated | 28 March 2019 21:19 CET | Update | - |
| article html file updated | 14 March 2018 15:46 CET | Update | - |
| article html file updated | 6 February 2018 15:02 CET | Original file | - |
| article xml uploaded. | 6 February 2018 15:01 CET | Update | https://www.mdpi.com/1996-1944/11/2/249/xml |
| article xml uploaded. | 6 February 2018 15:01 CET | Original file | - |
| article pdf uploaded. | 6 February 2018 15:01 CET | Version of Record | https://www.mdpi.com/1996-1944/11/2/249/pdf |
