| article html file updated | 31 August 2025 08:26 CEST | Update | https://www.mdpi.com/2076-3921/9/1/53 |
| article html file updated | 19 July 2022 19:54 CEST | Update | - |
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| article pdf uploaded. | 13 January 2020 05:07 CET | Updated version of record | https://www.mdpi.com/2076-3921/9/1/53/pdf |
| article xml uploaded. | 13 January 2020 05:07 CET | Update | https://www.mdpi.com/2076-3921/9/1/53/xml |
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| article pdf uploaded. | 8 January 2020 04:50 CET | Version of Record | https://www.mdpi.com/2076-3921/9/1/53/pdf-vor |
| article xml file uploaded | 8 January 2020 04:50 CET | Original file | - |
