| article html file updated | 19 August 2026 18:50 CEST | Update | https://www.mdpi.com/2227-9032/9/6/771 |
| article html file updated | 25 December 2025 14:44 CET | Update | N/A |
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| article pdf uploaded. | 21 June 2021 07:44 CEST | Updated version of record | https://www.mdpi.com/2227-9032/9/6/771/pdf |
| article xml uploaded. | 21 June 2021 07:44 CEST | Update | https://www.mdpi.com/2227-9032/9/6/771/xml |
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