| article html file updated | 26 November 2020 09:29 CET | Original file | https://www.mdpi.com/2076-0817/9/12/987 |
| article pdf uploaded. | 26 November 2020 09:05 CET | Version of Record | https://www.mdpi.com/2076-0817/9/12/987/pdf |
| article xml uploaded. | 26 November 2020 09:05 CET | Update | https://www.mdpi.com/2076-0817/9/12/987/xml |
| article xml file uploaded | 26 November 2020 09:05 CET | Original file | - |
