| article html file updated | 30 August 2025 11:09 CEST | Update | https://www.mdpi.com/2075-163X/9/1/55 |
| article html file updated | 20 July 2022 16:48 CEST | Update | - |
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| article html file updated | 17 January 2019 10:18 CET | Original file | - |
| article pdf uploaded. | 17 January 2019 10:16 CET | Version of Record | https://www.mdpi.com/2075-163X/9/1/55/pdf |
| article xml uploaded. | 17 January 2019 10:16 CET | Update | https://www.mdpi.com/2075-163X/9/1/55/xml |
| article xml file uploaded | 17 January 2019 10:16 CET | Original file | - |
