| article html file updated | 31 August 2025 08:34 CEST | Update | https://www.mdpi.com/1422-0067/21/2/424 |
| article html file updated | 19 July 2022 19:45 CEST | Update | - |
| article html file updated | 15 February 2020 01:26 CET | Update | - |
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| article pdf uploaded. | 9 January 2020 12:02 CET | Version of Record | https://www.mdpi.com/1422-0067/21/2/424/pdf |
| article xml uploaded. | 9 January 2020 12:02 CET | Update | https://www.mdpi.com/1422-0067/21/2/424/xml |
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