| article html file updated | 22 June 2021 08:08 CEST | Update | https://www.mdpi.com/2076-0752/10/2/39 |
| article pdf uploaded. | 22 June 2021 08:06 CEST | Updated version of record | https://www.mdpi.com/2076-0752/10/2/39/pdf |
| article xml uploaded. | 22 June 2021 08:05 CEST | Update | https://www.mdpi.com/2076-0752/10/2/39/xml |
| article xml file uploaded | 22 June 2021 08:05 CEST | Update | N/A |
| article html file updated | 18 June 2021 12:50 CEST | Original file | N/A |
| article pdf uploaded. | 18 June 2021 12:48 CEST | Version of Record | https://www.mdpi.com/2076-0752/10/2/39/pdf-vor |
| article xml file uploaded | 18 June 2021 12:48 CEST | Original file | N/A |
