| article html file updated | 16 August 2026 04:01 CEST | Update | https://www.mdpi.com/2504-3900/18/1/2 |
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| article pdf uploaded. | 21 January 2020 02:44 CET | Updated version of record | https://www.mdpi.com/2504-3900/18/1/2/pdf |
| article pdf uploaded. | 10 January 2020 03:25 CET | Updated version of record | https://www.mdpi.com/2504-3900/18/1/2/pdf-vor |
| article pdf uploaded. | 2 July 2019 07:01 CEST | Version of Record | https://www.mdpi.com/2504-3900/18/1/2/pdf-vor |
| article xml file uploaded | 2 July 2019 07:01 CEST | Original file | https://www.mdpi.com/2504-3900/18/1/2/xml |
