| article html file updated | 18 August 2026 15:19 CEST | Update | https://www.mdpi.com/2571-9637/4/1/3 |
| article html file updated | 28 December 2020 10:59 CET | Original file | N/A |
| article pdf uploaded. | 28 December 2020 10:58 CET | Version of Record | https://www.mdpi.com/2571-9637/4/1/3/pdf |
| article xml uploaded. | 28 December 2020 10:58 CET | Update | https://www.mdpi.com/2571-9637/4/1/3/xml |
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