| article html file updated | 11 February 2020 05:18 CET | Update | https://www.mdpi.com/1996-1944/12/1/67 |
| article html file updated | 12 October 2019 12:03 CEST | Update | - |
| article html file updated | 27 April 2019 14:35 CEST | Update | - |
| article html file updated | 13 April 2019 10:31 CEST | Update | - |
| article html file updated | 2 April 2019 18:45 CEST | Update | - |
| article html file updated | 15 January 2019 08:57 CET | Update | - |
| article html file updated | 25 December 2018 15:07 CET | Original file | - |
| article pdf uploaded. | 25 December 2018 15:06 CET | Version of Record | https://www.mdpi.com/1996-1944/12/1/67/pdf |
| article xml uploaded. | 25 December 2018 15:06 CET | Update | https://www.mdpi.com/1996-1944/12/1/67/xml |
| article xml file uploaded | 25 December 2018 15:06 CET | Original file | - |
