| article html file updated | 30 August 2025 11:13 CEST | Update | https://www.mdpi.com/2227-7390/7/1/101 |
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| article pdf uploaded. | 23 January 2019 03:36 CET | Updated version of record | https://www.mdpi.com/2227-7390/7/1/101/pdf |
| article xml uploaded. | 23 January 2019 03:36 CET | Update | https://www.mdpi.com/2227-7390/7/1/101/xml |
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| article pdf uploaded. | 18 January 2019 14:23 CET | Updated version of record | https://www.mdpi.com/2227-7390/7/1/101/pdf-vor |
| article pdf uploaded. | 18 January 2019 14:08 CET | Version of Record | https://www.mdpi.com/2227-7390/7/1/101/pdf-vor |
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