| article html file updated | 7 May 2021 11:03 CEST | Original file | https://www.mdpi.com/2032-6653/12/2/72 |
| article pdf uploaded. | 7 May 2021 11:01 CEST | Updated version of record | https://www.mdpi.com/2032-6653/12/2/72/pdf |
| article xml uploaded. | 7 May 2021 11:01 CEST | Update | https://www.mdpi.com/2032-6653/12/2/72/xml |
| article xml file uploaded | 7 May 2021 11:01 CEST | Original file | N/A |
| article pdf uploaded. | 1 May 2021 12:01 CEST | Version of Record | https://www.mdpi.com/2032-6653/12/2/72/pdf-vor |
