| article html file updated | 15 August 2026 19:15 CEST | Update | https://www.mdpi.com/2076-3417/9/6/1077 |
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| article pdf uploaded. | 14 March 2019 11:53 CET | Version of Record | https://www.mdpi.com/2076-3417/9/6/1077/pdf |
| article xml uploaded. | 14 March 2019 11:53 CET | Update | https://www.mdpi.com/2076-3417/9/6/1077/xml |
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