| article html file updated | 31 August 2025 09:00 CEST | Update | https://www.mdpi.com/2220-9964/9/1/44 |
| article html file updated | 20 July 2022 17:32 CEST | Update | - |
| article html file updated | 15 February 2020 02:57 CET | Update | - |
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| article pdf uploaded. | 15 January 2020 09:41 CET | Version of Record | https://www.mdpi.com/2220-9964/9/1/44/pdf |
| article xml uploaded. | 15 January 2020 09:41 CET | Update | https://www.mdpi.com/2220-9964/9/1/44/xml |
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