| article html file updated | 30 August 2025 20:28 CEST | Update | https://www.mdpi.com/1999-4907/10/6/470 |
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| article html file updated | 30 May 2019 08:00 CEST | Original file | - |
| article pdf uploaded. | 30 May 2019 07:59 CEST | Version of Record | https://www.mdpi.com/1999-4907/10/6/470/pdf |
| article xml uploaded. | 30 May 2019 07:59 CEST | Update | https://www.mdpi.com/1999-4907/10/6/470/xml |
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