| article html file updated | 30 August 2025 12:13 CEST | Update | https://www.mdpi.com/1996-1944/12/4/637 |
| article html file updated | 19 July 2022 09:29 CEST | Update | - |
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| article pdf uploaded. | 20 February 2019 12:04 CET | Version of Record | https://www.mdpi.com/1996-1944/12/4/637/pdf |
| article xml uploaded. | 20 February 2019 12:04 CET | Update | https://www.mdpi.com/1996-1944/12/4/637/xml |
| article xml file uploaded | 20 February 2019 12:04 CET | Original file | - |
