| article html file updated | 30 August 2025 01:09 CEST | Update | https://www.mdpi.com/2079-6412/7/9/141 |
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| article xml uploaded. | 11 September 2017 09:44 CEST | Update | https://www.mdpi.com/2079-6412/7/9/141/xml |
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| article pdf uploaded. | 11 September 2017 09:44 CEST | Updated version of record | https://www.mdpi.com/2079-6412/7/9/141/pdf |
| article html file updated | 8 September 2017 12:13 CEST | Original file | N/A |
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| article pdf uploaded. | 8 September 2017 12:11 CEST | Version of Record | https://www.mdpi.com/2079-6412/7/9/141/pdf-vor |