| article html file updated | 23 February 2021 07:46 CET | Update | https://www.mdpi.com/2073-4360/13/4/554 |
| article pdf uploaded. | 23 February 2021 07:45 CET | Updated version of record | https://www.mdpi.com/2073-4360/13/4/554/pdf |
| article xml uploaded. | 23 February 2021 07:45 CET | Update | https://www.mdpi.com/2073-4360/13/4/554/xml |
| article xml file uploaded | 23 February 2021 07:45 CET | Update | N/A |
| article html file updated | 13 February 2021 17:53 CET | Original file | N/A |
| article pdf uploaded. | 13 February 2021 17:51 CET | Version of Record | https://www.mdpi.com/2073-4360/13/4/554/pdf-vor |
| article xml uploaded. | 13 February 2021 17:51 CET | Update | N/A |
| article xml file uploaded | 13 February 2021 17:51 CET | Original file | N/A |
