| article html file updated | 15 August 2026 19:46 CEST | Update | https://www.mdpi.com/2071-1050/11/6/1689 |
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| article pdf uploaded. | 20 March 2019 15:06 CET | Version of Record | https://www.mdpi.com/2071-1050/11/6/1689/pdf |
| article xml uploaded. | 20 March 2019 15:06 CET | Update | https://www.mdpi.com/2071-1050/11/6/1689/xml |
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