| article html file updated | 31 August 2025 10:32 CEST | Update | https://www.mdpi.com/1999-4915/12/2/169 |
| article html file updated | 20 July 2022 19:03 CEST | Update | - |
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| article html file updated | 3 February 2020 04:22 CET | Original file | - |
| article pdf uploaded. | 3 February 2020 04:20 CET | Version of Record | https://www.mdpi.com/1999-4915/12/2/169/pdf |
| article xml uploaded. | 3 February 2020 04:20 CET | Update | https://www.mdpi.com/1999-4915/12/2/169/xml |
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