| article html file updated | 30 August 2025 14:31 CEST | Update | https://www.mdpi.com/2306-5729/4/2/59 |
| article html file updated | 19 July 2022 18:03 CEST | Update | - |
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| article pdf uploaded. | 29 April 2019 12:12 CEST | Version of Record | https://www.mdpi.com/2306-5729/4/2/59/pdf |
| article xml uploaded. | 29 April 2019 12:12 CEST | Update | https://www.mdpi.com/2306-5729/4/2/59/xml |
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