| article html file updated | 1 September 2025 12:25 CEST | Update | https://www.mdpi.com/2306-5710/6/4/63 |
| article html file updated | 22 July 2022 23:19 CEST | Update | - |
| article html file updated | 6 November 2020 03:25 CET | Update | - |
| article html file updated | 31 October 2020 03:27 CET | Original file | - |
| article pdf uploaded. | 31 October 2020 03:26 CET | Version of Record | https://www.mdpi.com/2306-5710/6/4/63/pdf |
| article xml uploaded. | 31 October 2020 03:26 CET | Update | https://www.mdpi.com/2306-5710/6/4/63/xml |
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