| article html file updated | 9 February 2020 06:06 CET | Update | https://www.mdpi.com/1996-1944/11/2/273 |
| article html file updated | 30 September 2019 16:12 CEST | Update | - |
| article html file updated | 1 May 2019 19:38 CEST | Update | - |
| article html file updated | 17 April 2019 18:46 CEST | Update | - |
| article html file updated | 28 March 2019 22:13 CET | Update | - |
| article html file updated | 14 March 2018 15:57 CET | Update | - |
| article html file updated | 11 February 2018 10:34 CET | Original file | - |
| article xml uploaded. | 11 February 2018 10:32 CET | Original file | https://www.mdpi.com/1996-1944/11/2/273/xml |
| article pdf uploaded. | 11 February 2018 10:32 CET | Updated version of record | https://www.mdpi.com/1996-1944/11/2/273/pdf |
| article pdf uploaded. | 9 February 2018 17:39 CET | Version of Record | https://www.mdpi.com/1996-1944/11/2/273/pdf-vor |
