| article html file updated | 30 July 2022 11:04 CEST | Update | https://www.mdpi.com/2226-471X/6/4/169 |
| article html file updated | 15 October 2021 11:24 CEST | Original file | N/A |
| article pdf uploaded. | 15 October 2021 11:22 CEST | Version of Record | https://www.mdpi.com/2226-471X/6/4/169/pdf |
| article xml uploaded. | 15 October 2021 11:22 CEST | Update | https://www.mdpi.com/2226-471X/6/4/169/xml |
| article xml file uploaded | 15 October 2021 11:22 CEST | Original file | N/A |
