| article html file updated | 30 August 2025 04:36 CEST | Update | https://www.mdpi.com/2075-163X/8/6/257 |
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| article html file updated | 17 June 2018 07:56 CEST | Original file | - |
| article pdf uploaded. | 17 June 2018 07:55 CEST | Version of Record | https://www.mdpi.com/2075-163X/8/6/257/pdf |
| article xml uploaded. | 17 June 2018 07:55 CEST | Update | https://www.mdpi.com/2075-163X/8/6/257/xml |
| article xml file uploaded | 17 June 2018 07:55 CEST | Original file | - |
