| article html file updated | 16 August 2026 22:21 CEST | Update | https://www.mdpi.com/2071-1050/12/1/234 |
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| article html file updated | 27 December 2019 06:57 CET | Original file | N/A |
| article pdf uploaded. | 27 December 2019 06:56 CET | Version of Record | https://www.mdpi.com/2071-1050/12/1/234/pdf |
| article xml uploaded. | 27 December 2019 06:56 CET | Update | https://www.mdpi.com/2071-1050/12/1/234/xml |
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