| article html file updated | 30 August 2025 09:32 CEST | Update | https://www.mdpi.com/2079-8954/6/4/43 |
| article html file updated | 17 July 2022 13:00 CEST | Update | N/A |
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| article pdf uploaded. | 4 December 2018 09:51 CET | Version of Record | https://www.mdpi.com/2079-8954/6/4/43/pdf |
| article xml uploaded. | 4 December 2018 09:51 CET | Update | https://www.mdpi.com/2079-8954/6/4/43/xml |
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