| article html file updated | 31 August 2025 15:15 CEST | Update | https://www.mdpi.com/1422-0067/21/6/2221 |
| article html file updated | 20 July 2022 23:44 CEST | Update | N/A |
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| article pdf uploaded. | 23 March 2020 16:19 CET | Updated version of record | https://www.mdpi.com/1422-0067/21/6/2221/pdf |
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