| article html file updated | 31 August 2025 08:17 CEST | Update | https://www.mdpi.com/1999-4893/13/1/18 |
| article html file updated | 19 July 2022 20:02 CEST | Update | - |
| article html file updated | 15 February 2020 00:24 CET | Update | - |
| article html file updated | 6 January 2020 08:16 CET | Original file | - |
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| article xml uploaded. | 6 January 2020 08:15 CET | Update | https://www.mdpi.com/1999-4893/13/1/18/xml |
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