| article html file updated | 12 February 2020 11:48 CET | Update | https://www.mdpi.com/1996-1944/12/9/1552 |
| article html file updated | 19 October 2019 23:47 CEST | Update | N/A |
| article html file updated | 24 May 2019 16:09 CEST | Update | N/A |
| article html file updated | 12 May 2019 10:15 CEST | Original file | N/A |
| article pdf uploaded. | 12 May 2019 10:13 CEST | Version of Record | https://www.mdpi.com/1996-1944/12/9/1552/pdf |
| article xml uploaded. | 12 May 2019 10:13 CEST | Update | https://www.mdpi.com/1996-1944/12/9/1552/xml |
| article xml file uploaded | 12 May 2019 10:13 CEST | Original file | N/A |
