| article html file updated | 31 August 2025 12:13 CEST | Update | https://www.mdpi.com/1422-0067/21/4/1439 |
| article html file updated | 20 July 2022 20:44 CEST | Update | - |
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| article pdf uploaded. | 20 February 2020 13:04 CET | Version of Record | https://www.mdpi.com/1422-0067/21/4/1439/pdf |
| article xml uploaded. | 20 February 2020 13:04 CET | Update | https://www.mdpi.com/1422-0067/21/4/1439/xml |
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