| article html file updated | 31 August 2025 06:02 CEST | Update | https://www.mdpi.com/2079-6412/9/12/836 |
| article html file updated | 19 July 2022 22:12 CEST | Update | N/A |
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| article html file updated | 31 December 2019 02:00 CET | Update | N/A |
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| article pdf uploaded. | 20 December 2019 03:38 CET | Updated version of record | https://www.mdpi.com/2079-6412/9/12/836/pdf |
| article xml uploaded. | 20 December 2019 03:38 CET | Update | https://www.mdpi.com/2079-6412/9/12/836/xml |
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| article pdf uploaded. | 7 December 2019 15:26 CET | Version of Record | https://www.mdpi.com/2079-6412/9/12/836/pdf-vor |
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