| article html file updated | 30 August 2025 09:11 CEST | Update | https://www.mdpi.com/2075-4701/8/12/988 |
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| article pdf uploaded. | 24 November 2018 09:32 CET | Version of Record | https://www.mdpi.com/2075-4701/8/12/988/pdf |
| article xml uploaded. | 24 November 2018 09:32 CET | Update | https://www.mdpi.com/2075-4701/8/12/988/xml |
| article xml file uploaded | 24 November 2018 09:32 CET | Original file | - |
