| article html file updated | 1 September 2025 22:20 CEST | Update | https://www.mdpi.com/0718-1876/16/4/50 |
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| article html file updated | 26 March 2021 23:21 CET | Update | - |
| article pdf uploaded. | 26 March 2021 02:12 CET | Updated version of record | https://www.mdpi.com/0718-1876/16/4/50/pdf |
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| article html file updated | 21 February 2021 10:50 CET | Original file | - |
| article pdf uploaded. | 21 February 2021 10:48 CET | Version of Record | https://www.mdpi.com/0718-1876/16/4/50/pdf-vor |
| article xml uploaded. | 21 February 2021 10:48 CET | Update | - |
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