| article html file updated | 2 September 2025 04:24 CEST | Update | https://www.mdpi.com/2227-9067/8/4/311 |
| article html file updated | 25 July 2022 12:58 CEST | Update | - |
| article html file updated | 20 April 2021 05:25 CEST | Original file | - |
| article pdf uploaded. | 20 April 2021 05:24 CEST | Version of Record | https://www.mdpi.com/2227-9067/8/4/311/pdf |
| article xml uploaded. | 20 April 2021 05:24 CEST | Update | https://www.mdpi.com/2227-9067/8/4/311/xml |
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