| article html file updated | 30 August 2025 14:18 CEST | Update | https://www.mdpi.com/2076-328X/9/4/44 |
| article html file updated | 19 July 2022 17:50 CEST | Update | - |
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| article pdf uploaded. | 24 April 2019 08:55 CEST | Version of Record | https://www.mdpi.com/2076-328X/9/4/44/pdf |
| article xml uploaded. | 24 April 2019 08:55 CEST | Update | https://www.mdpi.com/2076-328X/9/4/44/xml |
| article xml file uploaded | 24 April 2019 08:55 CEST | Original file | - |
