| article html file updated | 31 August 2025 07:47 CEST | Update | https://www.mdpi.com/1996-1073/13/1/170 |
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| article pdf uploaded. | 30 December 2019 13:01 CET | Version of Record | https://www.mdpi.com/1996-1073/13/1/170/pdf |
| article xml uploaded. | 30 December 2019 13:01 CET | Update | https://www.mdpi.com/1996-1073/13/1/170/xml |
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