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| article html file updated | 19 December 2018 07:03 CET | Original file | - |
| article pdf uploaded. | 19 December 2018 07:01 CET | Updated version of record | https://www.mdpi.com/2073-4336/9/4/99/pdf |
| article xml uploaded. | 19 December 2018 07:01 CET | Update | https://www.mdpi.com/2073-4336/9/4/99/xml |
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| article pdf uploaded. | 9 December 2018 09:08 CET | Updated version of record | https://www.mdpi.com/2073-4336/9/4/99/pdf-vor |
| article pdf uploaded. | 9 December 2018 09:05 CET | Version of Record | https://www.mdpi.com/2073-4336/9/4/99/pdf-vor |
| article xml file uploaded | 9 December 2018 09:05 CET | Original file | - |
