| article html file updated | 23 October 2025 06:24 CEST | Update | https://www.mdpi.com/2076-2615/5/4/402 |
| article html file updated | 7 February 2020 00:53 CET | Update | - |
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| article pdf uploaded. | 13 November 2015 08:09 CET | Version of Record | https://www.mdpi.com/2076-2615/5/4/402/pdf |
| article xml uploaded. | 13 November 2015 08:09 CET | Original file | https://www.mdpi.com/2076-2615/5/4/402/xml |
