| article html file updated | 3 August 2021 17:23 CEST | Update | https://www.mdpi.com/2079-9268/11/2/15 |
| article html file updated | 10 April 2021 13:43 CEST | Update | - |
| article html file updated | 31 March 2021 10:25 CEST | Original file | - |
| article pdf uploaded. | 31 March 2021 10:24 CEST | Updated version of record | https://www.mdpi.com/2079-9268/11/2/15/pdf |
| article xml uploaded. | 31 March 2021 10:24 CEST | Update | https://www.mdpi.com/2079-9268/11/2/15/xml |
| article xml file uploaded | 31 March 2021 10:24 CEST | Original file | - |
| article pdf uploaded. | 30 March 2021 15:51 CEST | Version of Record | https://www.mdpi.com/2079-9268/11/2/15/pdf-vor |
