| article html file updated | 9 February 2020 05:05 CET | Update | https://www.mdpi.com/1996-1944/11/2/223 |
| article html file updated | 1 May 2019 21:58 CEST | Update | - |
| article html file updated | 17 April 2019 20:45 CEST | Update | - |
| article html file updated | 28 March 2019 19:58 CET | Update | - |
| article html file updated | 14 March 2018 15:32 CET | Update | - |
| article html file updated | 31 January 2018 17:39 CET | Original file | - |
| article xml uploaded. | 31 January 2018 17:37 CET | Update | https://www.mdpi.com/1996-1944/11/2/223/xml |
| article xml uploaded. | 31 January 2018 17:37 CET | Original file | - |
| article pdf uploaded. | 31 January 2018 17:37 CET | Version of Record | https://www.mdpi.com/1996-1944/11/2/223/pdf |
