| article html file updated | 25 December 2025 07:12 CET | Update | https://www.mdpi.com/2306-7381/8/4/57 |
| article html file updated | 2 September 2025 02:14 CEST | Update | - |
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| article html file updated | 31 March 2021 08:21 CEST | Original file | - |
| article pdf uploaded. | 31 March 2021 08:20 CEST | Version of Record | https://www.mdpi.com/2306-7381/8/4/57/pdf |
| article xml uploaded. | 31 March 2021 08:20 CEST | Update | https://www.mdpi.com/2306-7381/8/4/57/xml |
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