| article html file updated | 31 August 2025 13:08 CEST | Update | https://www.mdpi.com/2414-4088/4/1/6 |
| article html file updated | 20 July 2022 21:37 CEST | Update | N/A |
| article html file updated | 23 March 2020 13:27 CET | Original file | N/A |
| article pdf uploaded. | 23 March 2020 13:25 CET | Updated version of record | https://www.mdpi.com/2414-4088/4/1/6/pdf |
| article xml uploaded. | 23 March 2020 13:25 CET | Update | https://www.mdpi.com/2414-4088/4/1/6/xml |
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| article pdf uploaded. | 1 March 2020 08:29 CET | Version of Record | https://www.mdpi.com/2414-4088/4/1/6/pdf-vor |
| article xml file uploaded | 1 March 2020 08:29 CET | Original file | N/A |
