| article html file updated | 30 August 2025 21:37 CEST | Update | https://www.mdpi.com/1422-0067/20/12/3109 |
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| article pdf uploaded. | 25 June 2019 16:28 CEST | Updated version of record | https://www.mdpi.com/1422-0067/20/12/3109/pdf |
| article xml uploaded. | 25 June 2019 16:28 CEST | Update | https://www.mdpi.com/1422-0067/20/12/3109/xml |
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