| article html file updated | 24 December 2025 16:24 CET | Update | https://www.mdpi.com/2079-9721/7/4/58 |
| article html file updated | 31 August 2025 04:30 CEST | Update | N/A |
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| article pdf uploaded. | 12 November 2019 14:16 CET | Version of Record | https://www.mdpi.com/2079-9721/7/4/58/pdf |
| article xml uploaded. | 12 November 2019 14:16 CET | Update | https://www.mdpi.com/2079-9721/7/4/58/xml |
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