| article html file updated | 25 December 2025 00:09 CET | Update | https://www.mdpi.com/2199-8531/6/4/178 |
| article html file updated | 1 September 2025 15:11 CEST | Update | N/A |
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| article html file updated | 4 December 2020 20:12 CET | Original file | N/A |
| article pdf uploaded. | 4 December 2020 08:13 CET | Version of Record | https://www.mdpi.com/2199-8531/6/4/178/pdf |
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