| article html file updated | 14 August 2026 18:09 CEST | Update | https://www.mdpi.com/1999-4915/9/10/272 |
| article html file updated | 30 August 2025 01:23 CEST | Update | N/A |
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| article xml uploaded. | 18 October 2017 10:38 CEST | Update | https://www.mdpi.com/1999-4915/9/10/272/xml |
| article pdf uploaded. | 18 October 2017 10:38 CEST | Updated version of record | https://www.mdpi.com/1999-4915/9/10/272/pdf |
| article html file updated | 12 October 2017 07:53 CEST | Original file | N/A |
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| article pdf uploaded. | 12 October 2017 07:51 CEST | Version of Record | https://www.mdpi.com/1999-4915/9/10/272/pdf-vor |
