| article html file updated | 31 August 2025 06:50 CEST | Update | https://www.mdpi.com/1999-4893/13/1/1 |
| article html file updated | 19 July 2022 21:26 CEST | Update | N/A |
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| article html file updated | 21 December 2019 10:06 CET | Original file | N/A |
| article pdf uploaded. | 21 December 2019 10:05 CET | Updated version of record | https://www.mdpi.com/1999-4893/13/1/1/pdf |
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| article pdf uploaded. | 18 December 2019 07:30 CET | Version of Record | https://www.mdpi.com/1999-4893/13/1/1/pdf-vor |
| article xml file uploaded | 18 December 2019 07:30 CET | Original file | N/A |
