| article html file updated | 31 August 2025 13:45 CEST | Update | https://www.mdpi.com/2075-4663/8/3/30 |
| article html file updated | 20 July 2022 22:15 CEST | Update | - |
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| article pdf uploaded. | 23 March 2020 04:40 CET | Updated version of record | https://www.mdpi.com/2075-4663/8/3/30/pdf |
| article xml uploaded. | 23 March 2020 04:40 CET | Update | https://www.mdpi.com/2075-4663/8/3/30/xml |
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| article pdf uploaded. | 6 March 2020 16:04 CET | Version of Record | https://www.mdpi.com/2075-4663/8/3/30/pdf-vor |
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