| article html file updated | 24 December 2025 23:21 CET | Update | https://www.mdpi.com/2297-8739/7/4/62 |
| article html file updated | 1 September 2025 13:32 CEST | Update | - |
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| article pdf uploaded. | 16 November 2020 06:35 CET | Version of Record | https://www.mdpi.com/2297-8739/7/4/62/pdf |
| article xml uploaded. | 16 November 2020 06:35 CET | Update | https://www.mdpi.com/2297-8739/7/4/62/xml |
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