| article html file updated | 31 August 2025 03:48 CEST | Update | https://www.mdpi.com/2411-5134/4/4/64 |
| article html file updated | 20 July 2022 00:35 CEST | Update | N/A |
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| article html file updated | 31 October 2019 09:06 CET | Original file | N/A |
| article pdf uploaded. | 31 October 2019 09:00 CET | Version of Record | https://www.mdpi.com/2411-5134/4/4/64/pdf |
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