| article html file updated | 30 August 2025 00:34 CEST | Update | https://www.mdpi.com/2073-4395/7/1/22 |
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| article pdf uploaded. | 9 March 2017 08:02 CET | Updated version of record | https://www.mdpi.com/2073-4395/7/1/22/pdf |
| article pdf uploaded. | 8 March 2017 09:35 CET | Version of Record | https://www.mdpi.com/2073-4395/7/1/22/pdf-vor |
