| article html file updated | 31 August 2025 03:03 CEST | Update | https://www.mdpi.com/1996-1073/12/20/3942 |
| article html file updated | 20 July 2022 01:27 CEST | Update | - |
| article html file updated | 14 February 2020 01:38 CET | Update | - |
| article html file updated | 29 October 2019 22:10 CET | Update | - |
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| article pdf uploaded. | 17 October 2019 10:02 CEST | Version of Record | https://www.mdpi.com/1996-1073/12/20/3942/pdf |
| article xml uploaded. | 17 October 2019 10:02 CEST | Update | https://www.mdpi.com/1996-1073/12/20/3942/xml |
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