| article html file updated | 2 April 2020 07:06 CEST | Update | https://www.mdpi.com/1996-1944/13/6/1431 |
| article html file updated | 21 March 2020 04:50 CET | Original file | N/A |
| article pdf uploaded. | 21 March 2020 04:49 CET | Version of Record | https://www.mdpi.com/1996-1944/13/6/1431/pdf |
| article xml uploaded. | 21 March 2020 04:49 CET | Update | https://www.mdpi.com/1996-1944/13/6/1431/xml |
| article xml file uploaded | 21 March 2020 04:48 CET | Original file | N/A |
