| article html file updated | 11 February 2020 09:54 CET | Update | https://www.mdpi.com/2076-3298/6/1/8 |
| article html file updated | 13 October 2019 13:57 CEST | Update | - |
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| article html file updated | 18 January 2019 09:45 CET | Original file | - |
| article pdf uploaded. | 18 January 2019 09:43 CET | Version of Record | https://www.mdpi.com/2076-3298/6/1/8/pdf |
| article xml uploaded. | 18 January 2019 09:43 CET | Update | https://www.mdpi.com/2076-3298/6/1/8/xml |
| article xml file uploaded | 18 January 2019 09:43 CET | Original file | - |