| article html file updated | 11 February 2020 04:51 CET | Update | https://www.mdpi.com/1996-1944/12/1/38 |
| article html file updated | 12 October 2019 09:13 CEST | Update | - |
| article html file updated | 27 April 2019 15:40 CEST | Update | - |
| article html file updated | 13 April 2019 11:30 CEST | Update | - |
| article html file updated | 2 April 2019 17:38 CEST | Update | - |
| article html file updated | 16 January 2019 04:28 CET | Update | - |
| article html file updated | 22 December 2018 11:10 CET | Original file | - |
| article pdf uploaded. | 22 December 2018 11:08 CET | Version of Record | https://www.mdpi.com/1996-1944/12/1/38/pdf |
| article xml uploaded. | 22 December 2018 11:08 CET | Update | https://www.mdpi.com/1996-1944/12/1/38/xml |
| article xml file uploaded | 22 December 2018 11:08 CET | Original file | - |
