| article html file updated | 31 August 2025 17:21 CEST | Update | https://www.mdpi.com/2077-1312/8/4/281 |
| article html file updated | 21 July 2022 01:50 CEST | Update | - |
| article html file updated | 11 May 2020 10:20 CEST | Update | - |
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| article pdf uploaded. | 14 April 2020 12:28 CEST | Version of Record | https://www.mdpi.com/2077-1312/8/4/281/pdf |
| article xml uploaded. | 14 April 2020 12:28 CEST | Update | https://www.mdpi.com/2077-1312/8/4/281/xml |
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