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| article pdf uploaded. | 20 August 2018 14:34 CEST | Updated version of record | https://www.mdpi.com/2311-553X/4/3/17/pdf |
| article xml uploaded. | 20 August 2018 14:34 CEST | Update | https://www.mdpi.com/2311-553X/4/3/17/xml |
| article html file updated | 11 August 2018 11:37 CEST | Original file | - |
| article pdf uploaded. | 11 August 2018 11:36 CEST | Updated version of record | https://www.mdpi.com/2311-553X/4/3/17/pdf-vor |
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| article pdf uploaded. | 10 August 2018 16:32 CEST | Updated version of record | https://www.mdpi.com/2311-553X/4/3/17/pdf-vor |
| article xml file uploaded | 10 August 2018 16:30 CEST | Original file | - |
| article pdf uploaded. | 10 August 2018 16:30 CEST | Version of Record | https://www.mdpi.com/2311-553X/4/3/17/pdf-vor |
