| article html file updated | 22 January 2021 12:21 CET | Update | https://www.mdpi.com/2305-7084/5/1/4 |
| article pdf uploaded. | 22 January 2021 12:19 CET | Updated version of record | https://www.mdpi.com/2305-7084/5/1/4/pdf |
| article xml uploaded. | 22 January 2021 12:19 CET | Update | https://www.mdpi.com/2305-7084/5/1/4/xml |
| article xml file uploaded | 22 January 2021 12:19 CET | Update | N/A |
| article html file updated | 19 January 2021 01:35 CET | Original file | N/A |
| article pdf uploaded. | 19 January 2021 01:34 CET | Version of Record | https://www.mdpi.com/2305-7084/5/1/4/pdf-vor |
| article xml uploaded. | 19 January 2021 01:34 CET | Update | N/A |
| article xml file uploaded | 19 January 2021 01:34 CET | Original file | N/A |
