| article html file updated | 29 August 2025 21:39 CEST | Update | https://www.mdpi.com/2218-273X/5/2/472 |
| article html file updated | 16 July 2022 00:06 CEST | Update | N/A |
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| article xml file uploaded | 9 July 2015 09:49 CEST | Original file | https://www.mdpi.com/2218-273X/5/2/472/xml |
| article pdf uploaded. | 15 April 2015 10:11 CEST | Version of Record | https://www.mdpi.com/2218-273X/5/2/472/pdf |
