| article html file updated | 19 August 2026 20:33 CEST | Update | https://www.mdpi.com/2227-7390/9/13/1530 |
| article html file updated | 1 July 2021 10:03 CEST | Update | N/A |
| article html file updated | 30 June 2021 11:55 CEST | Original file | N/A |
| article pdf uploaded. | 30 June 2021 11:54 CEST | Updated version of record | https://www.mdpi.com/2227-7390/9/13/1530/pdf |
| article xml uploaded. | 30 June 2021 11:54 CEST | Update | https://www.mdpi.com/2227-7390/9/13/1530/xml |
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| article pdf uploaded. | 29 June 2021 14:36 CEST | Version of Record | https://www.mdpi.com/2227-7390/9/13/1530/pdf-vor |
