| article html file updated | 1 September 2025 17:05 CEST | Update | https://www.mdpi.com/2410-390X/5/1/2 |
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| article html file updated | 30 December 2020 09:59 CET | Update | - |
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| article pdf uploaded. | 30 December 2020 09:44 CET | Updated version of record | https://www.mdpi.com/2410-390X/5/1/2/pdf |
| article xml uploaded. | 30 December 2020 09:44 CET | Update | https://www.mdpi.com/2410-390X/5/1/2/xml |
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| article pdf uploaded. | 28 December 2020 08:12 CET | Updated version of record | https://www.mdpi.com/2410-390X/5/1/2/pdf-vor |
| article pdf uploaded. | 26 December 2020 16:58 CET | Version of Record | https://www.mdpi.com/2410-390X/5/1/2/pdf-vor |
