| article html file updated | 27 July 2020 08:13 CEST | Original file | https://www.mdpi.com/2076-3921/9/8/665 |
| article pdf uploaded. | 27 July 2020 08:11 CEST | Updated version of record | https://www.mdpi.com/2076-3921/9/8/665/pdf |
| article xml uploaded. | 27 July 2020 08:11 CEST | Update | https://www.mdpi.com/2076-3921/9/8/665/xml |
| article xml file uploaded | 27 July 2020 08:11 CEST | Original file | N/A |
| article pdf uploaded. | 25 July 2020 15:58 CEST | Version of Record | https://www.mdpi.com/2076-3921/9/8/665/pdf-vor |
