| article html file updated | 14 February 2020 04:04 CET | Update | https://www.mdpi.com/1996-1944/12/21/3507 |
| article html file updated | 15 November 2019 10:37 CET | Update | - |
| article html file updated | 31 October 2019 02:50 CET | Original file | - |
| article pdf uploaded. | 30 October 2019 13:13 CET | Updated version of record | https://www.mdpi.com/1996-1944/12/21/3507/pdf |
| article xml uploaded. | 30 October 2019 13:13 CET | Update | https://www.mdpi.com/1996-1944/12/21/3507/xml |
| article xml file uploaded | 30 October 2019 13:13 CET | Update | - |
| article pdf uploaded. | 25 October 2019 15:10 CEST | Version of Record | https://www.mdpi.com/1996-1944/12/21/3507/pdf-vor |
| article xml file uploaded | 25 October 2019 15:10 CEST | Original file | - |
