| article html file updated | 9 February 2020 06:51 CET | Update | https://www.mdpi.com/2072-666X/9/2/86 |
| article html file updated | 30 September 2019 20:37 CEST | Update | - |
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| article html file updated | 20 February 2018 16:32 CET | Original file | - |
| article xml uploaded. | 20 February 2018 16:31 CET | Original file | https://www.mdpi.com/2072-666X/9/2/86/xml |
| article pdf uploaded. | 20 February 2018 16:31 CET | Updated version of record | https://www.mdpi.com/2072-666X/9/2/86/pdf |
| article pdf uploaded. | 16 February 2018 07:20 CET | Version of Record | https://www.mdpi.com/2072-666X/9/2/86/pdf-vor |