| article html file updated | 14 August 2026 19:13 CEST | Update | https://www.mdpi.com/2071-1050/9/11/2106 |
| article html file updated | 8 February 2020 21:22 CET | Update | N/A |
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| article xml uploaded. | 17 November 2017 20:17 CET | Update | https://www.mdpi.com/2071-1050/9/11/2106/xml |
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| article pdf uploaded. | 17 November 2017 20:17 CET | Updated version of record | https://www.mdpi.com/2071-1050/9/11/2106/pdf |
| article pdf uploaded. | 16 November 2017 13:09 CET | Version of Record | https://www.mdpi.com/2071-1050/9/11/2106/pdf-vor |
