| article html file updated | 26 November 2020 03:58 CET | Update | https://www.mdpi.com/2076-0752/9/4/121 |
| article pdf uploaded. | 26 November 2020 03:57 CET | Updated version of record | https://www.mdpi.com/2076-0752/9/4/121/pdf |
| article xml uploaded. | 26 November 2020 03:57 CET | Update | https://www.mdpi.com/2076-0752/9/4/121/xml |
| article xml file uploaded | 26 November 2020 03:57 CET | Update | N/A |
| article html file updated | 25 November 2020 10:54 CET | Original file | N/A |
| article pdf uploaded. | 25 November 2020 10:49 CET | Version of Record | https://www.mdpi.com/2076-0752/9/4/121/pdf-vor |
| article xml uploaded. | 25 November 2020 10:49 CET | Update | N/A |
| article xml file uploaded | 25 November 2020 10:49 CET | Original file | N/A |
