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| article html file updated | 9 June 2018 10:45 CEST | Original file | N/A |
| article pdf uploaded. | 9 June 2018 10:44 CEST | Updated version of record | https://www.mdpi.com/2075-4442/6/2/54/pdf |
| article xml uploaded. | 9 June 2018 10:44 CEST | Update | https://www.mdpi.com/2075-4442/6/2/54/xml |
| article xml file uploaded | 9 June 2018 10:44 CEST | Update | N/A |
| article pdf uploaded. | 8 June 2018 16:13 CEST | Updated version of record | https://www.mdpi.com/2075-4442/6/2/54/pdf-vor |
| article pdf uploaded. | 8 June 2018 16:12 CEST | Version of Record | https://www.mdpi.com/2075-4442/6/2/54/pdf-vor |
| article xml file uploaded | 8 June 2018 16:12 CEST | Original file | N/A |