| article html file updated | 30 August 2025 01:40 CEST | Update | https://www.mdpi.com/1999-4915/9/11/339 |
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| article xml uploaded. | 14 November 2017 09:37 CET | Update | https://www.mdpi.com/1999-4915/9/11/339/xml |
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| article pdf uploaded. | 14 November 2017 09:37 CET | Updated version of record | https://www.mdpi.com/1999-4915/9/11/339/pdf |
| article pdf uploaded. | 13 November 2017 12:41 CET | Version of Record | https://www.mdpi.com/1999-4915/9/11/339/pdf-vor |
