| article html file updated | 24 December 2025 13:51 CET | Update | https://www.mdpi.com/1660-4601/13/1/49 |
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| article pdf uploaded. | 23 December 2015 13:57 CET | Updated version of record | https://www.mdpi.com/1660-4601/13/1/49/pdf |
| article xml uploaded. | 23 December 2015 13:57 CET | Update | https://www.mdpi.com/1660-4601/13/1/49/xml |
| article pdf uploaded. | 22 December 2015 16:46 CET | Version of Record | - |
| article xml uploaded. | 22 December 2015 16:46 CET | Original file | - |
