| article html file updated | 16 August 2026 21:42 CEST | Update | https://www.mdpi.com/1660-4601/17/1/44 |
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| article html file updated | 26 December 2019 07:31 CET | Original file | N/A |
| article pdf uploaded. | 26 December 2019 07:30 CET | Updated version of record | https://www.mdpi.com/1660-4601/17/1/44/pdf |
| article xml uploaded. | 26 December 2019 07:30 CET | Update | https://www.mdpi.com/1660-4601/17/1/44/xml |
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| article pdf uploaded. | 19 December 2019 12:30 CET | Version of Record | https://www.mdpi.com/1660-4601/17/1/44/pdf-vor |
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