| article html file updated | 14 February 2020 04:01 CET | Update | https://www.mdpi.com/1996-1944/12/21/3505 |
| article html file updated | 15 November 2019 10:35 CET | Update | N/A |
| article html file updated | 25 October 2019 13:38 CEST | Original file | N/A |
| article pdf uploaded. | 25 October 2019 13:36 CEST | Version of Record | https://www.mdpi.com/1996-1944/12/21/3505/pdf |
| article xml uploaded. | 25 October 2019 13:36 CEST | Update | https://www.mdpi.com/1996-1944/12/21/3505/xml |
| article xml file uploaded | 25 October 2019 13:36 CEST | Original file | N/A |
