| article html file updated | 30 August 2025 00:12 CEST | Update | https://www.mdpi.com/1996-1073/10/1/70 |
| article html file updated | 16 July 2022 04:27 CEST | Update | - |
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| article html file updated | 10 January 2017 15:16 CET | Original file | - |
| article xml uploaded. | 10 January 2017 15:15 CET | Update | https://www.mdpi.com/1996-1073/10/1/70/xml |
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| article pdf uploaded. | 10 January 2017 15:15 CET | Version of Record | https://www.mdpi.com/1996-1073/10/1/70/pdf |
