| article html file updated | 18 August 2026 03:51 CEST | Update | https://www.mdpi.com/2310-2861/6/4/33 |
| article html file updated | 1 September 2025 09:52 CEST | Update | N/A |
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| article html file updated | 30 September 2020 15:50 CEST | Original file | N/A |
| article pdf uploaded. | 30 September 2020 15:48 CEST | Version of Record | https://www.mdpi.com/2310-2861/6/4/33/pdf |
| article xml uploaded. | 30 September 2020 15:48 CEST | Update | https://www.mdpi.com/2310-2861/6/4/33/xml |
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