| article html file updated | 29 August 2025 20:55 CEST | Update | https://www.mdpi.com/2075-4663/2/1/14 |
| article html file updated | 15 July 2022 22:48 CEST | Update | N/A |
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| article html file updated | 19 August 2015 16:41 CEST | Original file | N/A |
| article pdf uploaded. | 8 January 2014 17:03 CET | Updated version of record | https://www.mdpi.com/2075-4663/2/1/14/pdf |
| article pdf uploaded. | 7 January 2014 09:46 CET | Version of Record | https://www.mdpi.com/2075-4663/2/1/14/pdf-vor |
