| article html file updated | 25 December 2025 04:06 CET | Update | https://www.mdpi.com/1422-0067/22/4/1921 |
| article html file updated | 1 September 2025 21:45 CEST | Update | N/A |
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| article html file updated | 15 February 2021 10:26 CET | Original file | N/A |
| article pdf uploaded. | 15 February 2021 10:25 CET | Version of Record | https://www.mdpi.com/1422-0067/22/4/1921/pdf |
| article xml uploaded. | 15 February 2021 10:25 CET | Update | https://www.mdpi.com/1422-0067/22/4/1921/xml |
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