| article html file updated | 31 August 2025 00:02 CEST | Update | https://www.mdpi.com/2227-9067/6/8/93 |
| article html file updated | 20 July 2022 05:08 CEST | Update | - |
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| article pdf uploaded. | 16 August 2019 10:08 CEST | Version of Record | https://www.mdpi.com/2227-9067/6/8/93/pdf |
| article xml uploaded. | 16 August 2019 10:08 CEST | Update | https://www.mdpi.com/2227-9067/6/8/93/xml |
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