| article html file updated | 9 March 2021 08:40 CET | Update | https://www.mdpi.com/2379-139X/7/1/6 |
| article pdf uploaded. | 9 March 2021 08:39 CET | Updated version of record | https://www.mdpi.com/2379-139X/7/1/6/pdf |
| article xml uploaded. | 9 March 2021 08:39 CET | Update | https://www.mdpi.com/2379-139X/7/1/6/xml |
| article xml file uploaded | 9 March 2021 08:39 CET | Update | - |
| article html file updated | 9 February 2021 13:35 CET | Original file | - |
| article pdf uploaded. | 9 February 2021 13:34 CET | Version of Record | https://www.mdpi.com/2379-139X/7/1/6/pdf-vor |
| article xml uploaded. | 9 February 2021 13:34 CET | Update | - |
| article xml file uploaded | 9 February 2021 13:34 CET | Original file | - |
