| article html file updated | 6 March 2020 13:02 CET | Update | https://www.mdpi.com/2073-4360/12/2/481 |
| article html file updated | 21 February 2020 09:52 CET | Original file | - |
| article pdf uploaded. | 21 February 2020 09:50 CET | Version of Record | https://www.mdpi.com/2073-4360/12/2/481/pdf |
| article xml uploaded. | 21 February 2020 09:50 CET | Update | https://www.mdpi.com/2073-4360/12/2/481/xml |
| article xml file uploaded | 21 February 2020 09:50 CET | Original file | - |
