| article html file updated | 22 September 2020 13:18 CEST | Original file | https://www.mdpi.com/1422-0067/21/18/6961 |
| article pdf uploaded. | 22 September 2020 13:17 CEST | Version of Record | https://www.mdpi.com/1422-0067/21/18/6961/pdf |
| article xml uploaded. | 22 September 2020 13:17 CEST | Update | https://www.mdpi.com/1422-0067/21/18/6961/xml |
| article xml file uploaded | 22 September 2020 13:16 CEST | Original file | N/A |
