| article html file updated | 19 August 2026 07:51 CEST | Update | https://www.mdpi.com/2227-9059/9/4/426 |
| article html file updated | 2 September 2025 03:48 CEST | Update | N/A |
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| article html file updated | 16 April 2021 10:00 CEST | Update | N/A |
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| article pdf uploaded. | 15 April 2021 10:02 CEST | Updated version of record | https://www.mdpi.com/2227-9059/9/4/426/pdf |
| article xml uploaded. | 15 April 2021 10:02 CEST | Update | https://www.mdpi.com/2227-9059/9/4/426/xml |
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| article pdf uploaded. | 14 April 2021 15:17 CEST | Version of Record | https://www.mdpi.com/2227-9059/9/4/426/pdf-vor |
