| article html file updated | 30 August 2025 23:41 CEST | Update | https://www.mdpi.com/2412-3811/4/3/50 |
| article html file updated | 20 July 2022 05:34 CEST | Update | N/A |
| article html file updated | 13 February 2020 08:25 CET | Update | N/A |
| article html file updated | 15 August 2019 12:58 CEST | Original file | N/A |
| article pdf uploaded. | 15 August 2019 12:57 CEST | Updated version of record | https://www.mdpi.com/2412-3811/4/3/50/pdf |
| article xml uploaded. | 15 August 2019 12:57 CEST | Update | https://www.mdpi.com/2412-3811/4/3/50/xml |
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| article pdf uploaded. | 8 August 2019 15:33 CEST | Version of Record | https://www.mdpi.com/2412-3811/4/3/50/pdf-vor |
| article xml file uploaded | 8 August 2019 15:33 CEST | Original file | N/A |
