| article html file updated | 31 August 2025 09:55 CEST | Update | https://www.mdpi.com/2304-8158/9/2/127 |
| article html file updated | 20 July 2022 18:26 CEST | Update | - |
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| article pdf uploaded. | 26 January 2020 02:43 CET | Updated version of record | https://www.mdpi.com/2304-8158/9/2/127/pdf |
| article xml uploaded. | 26 January 2020 02:43 CET | Update | https://www.mdpi.com/2304-8158/9/2/127/xml |
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| article pdf uploaded. | 24 January 2020 14:20 CET | Version of Record | https://www.mdpi.com/2304-8158/9/2/127/pdf-vor |
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