| article html file updated | 29 August 2025 21:36 CEST | Update | https://www.mdpi.com/2076-3905/4/2/133 |
| article html file updated | 16 July 2022 00:00 CEST | Update | N/A |
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| article html file updated | 21 August 2015 09:15 CEST | Original file | N/A |
| article pdf uploaded. | 24 March 2015 15:46 CET | Version of Record | https://www.mdpi.com/2076-3905/4/2/133/pdf |
