| article html file updated | 30 July 2022 11:54 CEST | Update | https://www.mdpi.com/2379-139X/7/4/51 |
| article html file updated | 20 October 2021 05:47 CEST | Update | - |
| article html file updated | 20 October 2021 05:46 CEST | Update | - |
| article pdf uploaded. | 20 October 2021 05:44 CEST | Updated version of record | https://www.mdpi.com/2379-139X/7/4/51/pdf |
| article xml uploaded. | 20 October 2021 05:44 CEST | Update | https://www.mdpi.com/2379-139X/7/4/51/xml |
| article xml file uploaded | 20 October 2021 05:44 CEST | Update | - |
| article html file updated | 20 October 2021 05:35 CEST | Original file | - |
| article pdf uploaded. | 20 October 2021 05:33 CEST | Version of Record | - |
| article xml uploaded. | 20 October 2021 05:33 CEST | Update | - |
| article xml file uploaded | 20 October 2021 05:33 CEST | Original file | - |
