| article html file updated | 1 September 2025 00:47 CEST | Update | https://www.mdpi.com/2306-5729/5/2/56 |
| article html file updated | 21 July 2022 22:06 CEST | Update | - |
| article html file updated | 9 October 2020 09:57 CEST | Update | - |
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| article xml uploaded. | 30 June 2020 11:48 CEST | Update | https://www.mdpi.com/2306-5729/5/2/56/xml |
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| article pdf uploaded. | 26 June 2020 09:50 CEST | Version of Record | https://www.mdpi.com/2306-5729/5/2/56/pdf-vor |
