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| article html file updated | 10 September 2018 07:43 CEST | Original file | N/A |
| article pdf uploaded. | 10 September 2018 07:41 CEST | Updated version of record | https://www.mdpi.com/1420-3049/23/9/2301/pdf |
| article xml uploaded. | 10 September 2018 07:41 CEST | Update | https://www.mdpi.com/1420-3049/23/9/2301/xml |
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| article pdf uploaded. | 9 September 2018 12:03 CEST | Version of Record | https://www.mdpi.com/1420-3049/23/9/2301/pdf-vor |
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