| article html file updated | 2 September 2025 03:51 CEST | Update | https://www.mdpi.com/2227-9067/8/4/300 |
| article html file updated | 22 November 2022 05:20 CET | Update | - |
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| article pdf uploaded. | 20 April 2021 17:10 CEST | Updated version of record | https://www.mdpi.com/2227-9067/8/4/300/pdf |
| article xml uploaded. | 20 April 2021 17:10 CEST | Update | https://www.mdpi.com/2227-9067/8/4/300/xml |
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| article html file updated | 15 April 2021 08:35 CEST | Original file | - |
| article pdf uploaded. | 15 April 2021 08:33 CEST | Version of Record | https://www.mdpi.com/2227-9067/8/4/300/pdf-vor |
| article xml file uploaded | 15 April 2021 08:33 CEST | Original file | - |
