| article html file updated | 29 August 2025 22:47 CEST | Update | https://www.mdpi.com/1999-4907/7/3/57 |
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| article html file updated | 29 March 2016 11:45 CEST | Original file | - |
| article pdf uploaded. | 4 March 2016 09:58 CET | Version of Record | https://www.mdpi.com/1999-4907/7/3/57/pdf |
| article xml uploaded. | 4 March 2016 09:58 CET | Original file | https://www.mdpi.com/1999-4907/7/3/57/xml |
