| article html file updated | 25 December 2025 03:11 CET | Update | https://www.mdpi.com/2076-393X/9/2/108 |
| article html file updated | 1 September 2025 20:18 CEST | Update | - |
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| article html file updated | 31 January 2021 15:39 CET | Original file | - |
| article pdf uploaded. | 31 January 2021 15:38 CET | Version of Record | https://www.mdpi.com/2076-393X/9/2/108/pdf |
| article xml uploaded. | 31 January 2021 15:38 CET | Update | https://www.mdpi.com/2076-393X/9/2/108/xml |
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