| article html file updated | 6 March 2020 22:57 CET | Update | https://www.mdpi.com/1996-1944/13/4/987 |
| article html file updated | 22 February 2020 10:27 CET | Original file | N/A |
| article pdf uploaded. | 22 February 2020 10:26 CET | Version of Record | https://www.mdpi.com/1996-1944/13/4/987/pdf |
| article xml uploaded. | 22 February 2020 10:26 CET | Update | https://www.mdpi.com/1996-1944/13/4/987/xml |
| article xml file uploaded | 22 February 2020 10:26 CET | Original file | N/A |
