| article html file updated | 30 August 2025 12:16 CEST | Update | https://www.mdpi.com/1996-1944/12/4/657 |
| article html file updated | 19 July 2022 15:27 CEST | Update | - |
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| article pdf uploaded. | 21 February 2019 17:39 CET | Version of Record | https://www.mdpi.com/1996-1944/12/4/657/pdf |
| article xml uploaded. | 21 February 2019 17:39 CET | Update | https://www.mdpi.com/1996-1944/12/4/657/xml |
| article xml file uploaded | 21 February 2019 17:39 CET | Original file | - |
