| article html file updated | 31 August 2025 17:39 CEST | Update | https://www.mdpi.com/2311-5521/5/2/51 |
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| article html file updated | 8 October 2020 21:38 CEST | Update | - |
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| article pdf uploaded. | 28 April 2020 15:29 CEST | Updated version of record | https://www.mdpi.com/2311-5521/5/2/51/pdf |
| article xml uploaded. | 28 April 2020 15:29 CEST | Update | https://www.mdpi.com/2311-5521/5/2/51/xml |
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| article pdf uploaded. | 16 April 2020 16:11 CEST | Version of Record | https://www.mdpi.com/2311-5521/5/2/51/pdf-vor |
| article xml file uploaded | 16 April 2020 16:11 CEST | Original file | - |
