| article html file updated | 25 December 2025 04:30 CET | Update | https://www.mdpi.com/2227-9059/9/2/225 |
| article html file updated | 1 September 2025 22:25 CEST | Update | N/A |
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| article html file updated | 25 February 2021 09:35 CET | Original file | N/A |
| article pdf uploaded. | 25 February 2021 09:33 CET | Updated version of record | https://www.mdpi.com/2227-9059/9/2/225/pdf |
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| article pdf uploaded. | 23 February 2021 02:19 CET | Updated version of record | https://www.mdpi.com/2227-9059/9/2/225/pdf-vor |
| article pdf uploaded. | 22 February 2021 11:19 CET | Version of Record | https://www.mdpi.com/2227-9059/9/2/225/pdf-vor |
