| article html file updated | 18 August 2026 06:30 CEST | Update | https://www.mdpi.com/2309-608X/6/4/243 |
| article html file updated | 24 December 2025 22:34 CET | Update | N/A |
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| article html file updated | 23 October 2020 12:53 CEST | Original file | N/A |
| article pdf uploaded. | 23 October 2020 12:52 CEST | Version of Record | https://www.mdpi.com/2309-608X/6/4/243/pdf |
| article xml uploaded. | 23 October 2020 12:52 CEST | Update | https://www.mdpi.com/2309-608X/6/4/243/xml |
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