| article html file updated | 2 September 2025 02:12 CEST | Update | https://www.mdpi.com/2309-608X/7/4/259 |
| article html file updated | 25 July 2022 09:58 CEST | Update | - |
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| article pdf uploaded. | 31 March 2021 07:13 CEST | Updated version of record | https://www.mdpi.com/2309-608X/7/4/259/pdf |
| article xml uploaded. | 31 March 2021 07:13 CEST | Update | https://www.mdpi.com/2309-608X/7/4/259/xml |
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| article pdf uploaded. | 30 March 2021 15:35 CEST | Version of Record | https://www.mdpi.com/2309-608X/7/4/259/pdf-vor |
