| article html file updated | 31 August 2025 06:54 CEST | Update | https://www.mdpi.com/1660-4601/17/1/30 |
| article html file updated | 19 July 2022 21:22 CEST | Update | - |
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| article html file updated | 19 December 2019 13:02 CET | Original file | - |
| article pdf uploaded. | 19 December 2019 13:00 CET | Updated version of record | https://www.mdpi.com/1660-4601/17/1/30/pdf |
| article xml uploaded. | 19 December 2019 13:00 CET | Update | https://www.mdpi.com/1660-4601/17/1/30/xml |
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| article pdf uploaded. | 18 December 2019 15:51 CET | Version of Record | https://www.mdpi.com/1660-4601/17/1/30/pdf-vor |
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