| article html file updated | 30 August 2025 14:50 CEST | Update | https://www.mdpi.com/2309-608X/5/2/37 |
| article html file updated | 19 July 2022 18:22 CEST | Update | - |
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| article pdf uploaded. | 9 May 2019 08:16 CEST | Version of Record | https://www.mdpi.com/2309-608X/5/2/37/pdf |
| article xml uploaded. | 9 May 2019 08:16 CEST | Update | https://www.mdpi.com/2309-608X/5/2/37/xml |
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