| article html file updated | 31 August 2025 07:02 CEST | Update | https://www.mdpi.com/1999-4907/11/1/15 |
| article html file updated | 19 July 2022 21:15 CEST | Update | - |
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| article html file updated | 30 December 2019 03:44 CET | Original file | - |
| article pdf uploaded. | 30 December 2019 03:43 CET | Updated version of record | https://www.mdpi.com/1999-4907/11/1/15/pdf |
| article xml uploaded. | 30 December 2019 03:43 CET | Update | https://www.mdpi.com/1999-4907/11/1/15/xml |
| article xml file uploaded | 30 December 2019 03:43 CET | Update | - |
| article pdf uploaded. | 19 December 2019 16:47 CET | Version of Record | https://www.mdpi.com/1999-4907/11/1/15/pdf-vor |
| article xml file uploaded | 19 December 2019 16:47 CET | Original file | - |
